Technical Reports Sat, 09 May 2026 19:46:20 +0000 Sat, 09 May 2026 19:46:20 +0000 Dovetail Games Forums https://forums.dovetailgames.com/forums/technical-reports.37/ Fri, 08 May 2026 20:40:55 +0000 https://forums.dovetailgames.com/threads/fullscreen-vs-borderless-vs-windowed-best-fps-mode.97858/ https://forums.dovetailgames.com/threads/fullscreen-vs-borderless-vs-windowed-best-fps-mode.97858/ invalid@example.com (trevkiwi) trevkiwi Fullscreen vs Borderless vs Windowed Best FPS Mode]]> 5 Wed, 29 Apr 2026 08:25:14 +0000 https://forums.dovetailgames.com/threads/stuttering.97791/ https://forums.dovetailgames.com/threads/stuttering.97791/ invalid@example.com (ellielbella) ellielbella 1 Thu, 23 Apr 2026 21:39:17 +0000 https://forums.dovetailgames.com/threads/sncf-tgv-duplex-brakes-locked-on-when-resuming-save.97717/ https://forums.dovetailgames.com/threads/sncf-tgv-duplex-brakes-locked-on-when-resuming-save.97717/ invalid@example.com (sg9345) sg9345
Sncf Tgv Duplex Brakes Locked On When Resuming Save]]> 1 Thu, 23 Apr 2026 17:54:30 +0000 https://forums.dovetailgames.com/threads/track-markers-are-suddenly-invisible-and-unable-to-be-extended.55335/ https://forums.dovetailgames.com/threads/track-markers-are-suddenly-invisible-and-unable-to-be-extended.55335/ invalid@example.com (Brickrail782) Brickrail782
Track Markers Are Suddenly Invisible And Unable To Be Extended.]]> 6 Mon, 20 Apr 2026 11:06:19 +0000 https://forums.dovetailgames.com/threads/xc-route-scenario-loads-but-screen-is-black.97721/ https://forums.dovetailgames.com/threads/xc-route-scenario-loads-but-screen-is-black.97721/ invalid@example.com (ACTurbostar170) ACTurbostar170
Looking for some advice please...

Building a standard scenario on XC Route Birmingham - Bristol Extended (from ATS). Scenario is built using the Build > Scenario option from the main menu. Scenario runs fine when it's just the player train. When you add any AI - even just one train - the scenario loads up (blue bar along bottom), but when this disappears, screen is completely black - FPS count at the top is in the 300s. Can hear sounds (weather, train engines etc) but screen is...

Xc Route - Scenario Loads But Screen Is Black]]> Sun, 19 Apr 2026 15:47:34 +0000 https://forums.dovetailgames.com/threads/out-of-memory-error-message-when-attempting-to-load-any-scenario.97627/ https://forums.dovetailgames.com/threads/out-of-memory-error-message-when-attempting-to-load-any-scenario.97627/ invalid@example.com (valentahst#5181) valentahst#5181
---------------------------------------------------------------------------------------------------------------------------------------------
Saved log to...

E:\SteamLibrary\steamapps\common\RailWorks\TempDump\

Exception Code: 0xC0000005

Exception Info: OUT OF MEMORY

Fatal error in mode LOAD_BLUEPRINT.

The system is unable to run this...

"out Of Memory" Error Message When Attempting To Load Any Scenario]]> 43 Fri, 17 Apr 2026 22:04:00 +0000 https://forums.dovetailgames.com/threads/ctrl-shift-time-acceleration-doesnt-work.97662/ https://forums.dovetailgames.com/threads/ctrl-shift-time-acceleration-doesnt-work.97662/ invalid@example.com (synth) synth 3 Fri, 17 Apr 2026 15:25:13 +0000 https://forums.dovetailgames.com/threads/rw-enhancer-2-crashes-after-pressing-on-play-button.97691/ https://forums.dovetailgames.com/threads/rw-enhancer-2-crashes-after-pressing-on-play-button.97691/ invalid@example.com (synth) synth Thu, 16 Apr 2026 13:41:51 +0000 https://forums.dovetailgames.com/threads/wcml-over-shap-missing-textures.97668/ https://forums.dovetailgames.com/threads/wcml-over-shap-missing-textures.97668/ invalid@example.com (ChrisD1312) ChrisD1312 For some reason I'm getting these missing textures on the WCML Over Shap route. No matter what scenarios I select, whether it be third-party or not. It still shows.

Tried uninstalling/reinstalling the route via the DLC list but to no avail. Only thing I haven't tried is verifying the files, but I have alot of third-party addons which I do not want to lose.

Any help would be appreciated...

Wcml Over Shap Missing Textures]]> Thu, 16 Apr 2026 12:58:05 +0000 https://forums.dovetailgames.com/threads/scenario-service-class-priority-%E2%80%93-a-possibly-definitive-guide.61568/ https://forums.dovetailgames.com/threads/scenario-service-class-priority-%E2%80%93-a-possibly-definitive-guide.61568/ invalid@example.com (rjhi2) rjhi2 View attachment 101037

Currently working on a piece of management software for TS-Classic and have been investigating the Service-Class Priority parameter which was always a bit of a mystery due to there being no definitive documentation. Have read many forum posts on this issue (some rather dubious) but nothing concrete.

Anyway, the “DTG Train Simulator Developer Documentation” (should be the most up-to-date and authoratitive, right?) says.

“Service Class: Select the...

Scenario Service Class Priority – A (possibly) Definitive Guide]]> 7 Wed, 15 Apr 2026 21:29:23 +0000 https://forums.dovetailgames.com/threads/adg-edinburgh-to-glasgow-and-carstairs.97658/ https://forums.dovetailgames.com/threads/adg-edinburgh-to-glasgow-and-carstairs.97658/ invalid@example.com (Jpantera) Jpantera
Had just tried the AP auto installer which failed part way through updating. Then manually updated the AP packs I have.

Anyone had any similar issues? This only started last night.]]> 5 Tue, 14 Apr 2026 15:23:41 +0000 https://forums.dovetailgames.com/threads/in-game-store-doesnt-sync-to-routes-and-other-content-i-had-purchased-via-steam.97637/ https://forums.dovetailgames.com/threads/in-game-store-doesnt-sync-to-routes-and-other-content-i-had-purchased-via-steam.97637/ invalid@example.com (CityRailVSet) CityRailVSet
I know that I have purchased all content made by Union Workshops, because I'm always loading up the Japanese routes most of the time, but I wanted to check the in-game Store to see what other routes I could purchase on-sale from the US and UK or other world-wide options and I discovered that the list isn't showing any information as "Already purchased" this way I don't make any mistakes of purchasing the same DLC...

In-game Store Doesn't Sync To Routes And Other Content I Had Purchased Via Steam?]]> 2 Sat, 11 Apr 2026 03:16:32 +0000 https://forums.dovetailgames.com/threads/error-message.96432/ https://forums.dovetailgames.com/threads/error-message.96432/ invalid@example.com (mindenjohn#8353) mindenjohn#8353
View attachment 209148]]> 4 Fri, 10 Apr 2026 09:55:45 +0000 https://forums.dovetailgames.com/threads/no-scene-can-be-loaded-in-free-driving.97595/ https://forums.dovetailgames.com/threads/no-scene-can-be-loaded-in-free-driving.97595/ invalid@example.com (华南虎) 华南虎 View attachment 212484]]> 1 Mon, 06 Apr 2026 10:05:02 +0000 https://forums.dovetailgames.com/threads/found-a-simple-fix-for-the-class-378s-sound-issue-can-dtg-make-an-official-patch.97534/ https://forums.dovetailgames.com/threads/found-a-simple-fix-for-the-class-378s-sound-issue-can-dtg-make-an-official-patch.97534/ invalid@example.com (TheRealJuralumin) TheRealJuralumin
Found A Simple Fix For The Class 378's Sound Issue. Can Dtg Make An Official Patch?]]> 1 Sun, 05 Apr 2026 10:18:18 +0000 https://forums.dovetailgames.com/threads/ws-scenario-the-jersey-builder-crashing-with-fatal-error-in-mode-loading.97519/ https://forums.dovetailgames.com/threads/ws-scenario-the-jersey-builder-crashing-with-fatal-error-in-mode-loading.97519/ invalid@example.com (Brickrail782) Brickrail782
I've attached the crash report and the LogMate report below. Hopefully someone can help me figure out what's going on here.]]> 1 Wed, 01 Apr 2026 09:33:41 +0000 https://forums.dovetailgames.com/threads/consist-editor-crash-at-71-load-trying-to-figure-out-faulty-asset.97429/ https://forums.dovetailgames.com/threads/consist-editor-crash-at-71-load-trying-to-figure-out-faulty-asset.97429/ invalid@example.com (pasictarik10) pasictarik10
Lately my consist editor is always crashing when it reaches 71%, I have deleted several recently-installed assets (rolling stock, basically) trying to figure out if it will fix anything but so far to no avail.

I tried to figure it out with Logmate, I will be posting the error file below so maybe someone can help me out, thanks in advance!]]> 6 Wed, 25 Mar 2026 11:52:03 +0000 https://forums.dovetailgames.com/threads/burlington-northern-pack-01-scenario.97352/ https://forums.dovetailgames.com/threads/burlington-northern-pack-01-scenario.97352/ invalid@example.com (João Rodrigues) João Rodrigues 1 Mon, 09 Mar 2026 18:35:23 +0000 https://forums.dovetailgames.com/threads/missing-signals-any-help.96478/ https://forums.dovetailgames.com/threads/missing-signals-any-help.96478/ invalid@example.com (ACTurbostar170) ACTurbostar170
Have the ATS Kings X to Kings Lynn & Cambs - Peterborough Route.

Am missing signals between Ely and Cambridge North - but not all of them, only sporadic ones (say couple missing in a row, then a signal, then next few missing).

I have all requirements, have the AP SEP and the ATS AP SEP Patch. Tried multiple uninstalls, reinstalls, even completely uninstalled and reinstalled TSC (as needed to have a clear out) and still no joy. The signal shows as the...

Missing Signals - Any Help?]]> 3 Mon, 09 Mar 2026 01:16:44 +0000 https://forums.dovetailgames.com/threads/can-no-longer-move-camera-inside-cab.76398/ https://forums.dovetailgames.com/threads/can-no-longer-move-camera-inside-cab.76398/ invalid@example.com (Hordriss) Hordriss
I'm aware I've probably pressed something that has caused the camera view to be locked looking forward, but I can't work out what that is and I can't find anything about a key combination to lock the view in place.

Can someone help please!]]> 6 Fri, 06 Mar 2026 00:24:45 +0000 https://forums.dovetailgames.com/threads/cant-move-camera-in-64-bit.50672/ https://forums.dovetailgames.com/threads/cant-move-camera-in-64-bit.50672/ invalid@example.com (stefanhoks) stefanhoks
I just reinstalled TS2022 after a while. I noticed that I couldn't move the camera in both 32-bit and 64-bit versions of the game. I deleted TrackIR software on my computer. Now I can move the camera using my mouse in the 32-bit version, but in the 64-bit version I can't. Any ideas on how this can be solved? I already deleted the PlayerProfiles.bin and restarted the game, this didn't solve the issue. I'm playing om a 3x 1920x1080 screens (using Nvidia Surround).

Thanks a lot! Stefan...

Can't Move Camera In 64 Bit]]> 2 Fri, 06 Mar 2026 00:22:30 +0000 https://forums.dovetailgames.com/threads/unable-to-pan-in-cab-view.85589/ https://forums.dovetailgames.com/threads/unable-to-pan-in-cab-view.85589/ invalid@example.com (busdriverGP) busdriverGP
Unable To Pan In Cab View]]> 4 Sun, 01 Mar 2026 19:17:43 +0000 https://forums.dovetailgames.com/threads/cannot-couple-carriages-in-west-somerset-railway-game.38077/ https://forums.dovetailgames.com/threads/cannot-couple-carriages-in-west-somerset-railway-game.38077/ invalid@example.com (ukhuman1st) ukhuman1st 8 Sat, 21 Feb 2026 10:45:25 +0000 https://forums.dovetailgames.com/threads/scenario-pack-bnsf2-03.96813/ https://forums.dovetailgames.com/threads/scenario-pack-bnsf2-03.96813/ invalid@example.com (Wieczorek) Wieczorek Tue, 17 Feb 2026 16:40:31 +0000 https://forums.dovetailgames.com/threads/just-trains-dlc-crashing.96549/ https://forums.dovetailgames.com/threads/just-trains-dlc-crashing.96549/ invalid@example.com (Tigerhawk63) Tigerhawk63 Southwestern Expressways
MML Derby/Nottingham to Leicester
These were bought from Steam.
Metropolitan Line
I bought this direct from Just Trains.
I have several more Just Trains routes that do work normally.
I have verified the game files.
Any ideas?]]> 8 Tue, 17 Feb 2026 11:18:34 +0000 https://forums.dovetailgames.com/threads/icng.96709/ https://forums.dovetailgames.com/threads/icng.96709/ invalid@example.com (navelbeer#7056) navelbeer#7056 2 Fri, 13 Feb 2026 08:30:50 +0000 https://forums.dovetailgames.com/threads/no-audio.96539/ https://forums.dovetailgames.com/threads/no-audio.96539/ invalid@example.com (zouploups) zouploups
No Audio]]> 1 Thu, 05 Feb 2026 16:50:04 +0000 https://forums.dovetailgames.com/threads/recurring-error-while-exporting-a-3d-from-blender-to-ts-classic.96479/ https://forums.dovetailgames.com/threads/recurring-error-while-exporting-a-3d-from-blender-to-ts-classic.96479/ invalid@example.com (mr.aln663) mr.aln663 I’m trying to create my first custom asset in Blender to use in TS Classic, but I’m encountering an error that is driving me crazy. I create my 3D asset, texture it, export it as an .igs into the RailWorks Source folder, then open the Blueprint Editor, create the .xml, and when I press F8 to export I always get the same error:
"Adding Bazooka\Lucania\Stazioni\Ball.xml to export...
Texture C:\Users\lelod\Desktop\Leo\Applicazioni del...

Recurring Error While Exporting A 3d From Blender To Ts Classic]]> 1 Wed, 04 Feb 2026 20:53:58 +0000 https://forums.dovetailgames.com/threads/qd-fix-for-dsgddr-nyc-j3a-hudson-available.55239/ https://forums.dovetailgames.com/threads/qd-fix-for-dsgddr-nyc-j3a-hudson-available.55239/ invalid@example.com (torfmeister) torfmeister
I've created the missing blueprints, it now shows up in the QD loco menu. I've created two light engine (+tender) consists as a base (Hudson/Dreyfuss).

Enjoy!]]> 12 Wed, 04 Feb 2026 06:04:01 +0000 https://forums.dovetailgames.com/threads/sound-issue.76174/ https://forums.dovetailgames.com/threads/sound-issue.76174/ invalid@example.com (DaleonRails) DaleonRails 13 Sat, 31 Jan 2026 12:54:49 +0000 https://forums.dovetailgames.com/threads/audio-stutters-popping.96396/ https://forums.dovetailgames.com/threads/audio-stutters-popping.96396/ invalid@example.com (Daniel Waterman) Daniel Waterman
I've recently reinstalled train simulator classic on a fresh copy of windows. I've been hearing occasional audio crackles/popping in the background. They aren't particular loud, and seemingly random, however moving the camera around and putting it in certain directions seems to increase/decrease them happening. The game is not unplayable, but enough to be a bit distracting (especially using headphones) - bit like occasional stutters in the audio.

I've done all the usual things like...

Audio Stutters/popping]]> Fri, 30 Jan 2026 18:39:58 +0000 https://forums.dovetailgames.com/threads/br-standard-class-7-advance-to-simple-mode.96387/ https://forums.dovetailgames.com/threads/br-standard-class-7-advance-to-simple-mode.96387/ invalid@example.com (805 BENBOW) 805 BENBOW
I am trying to change the above loco from Advance to Simple Mode but I am not far off but cannot find the switcher. I have found SwitcherBuild and Railvehicle but cannot see the drop box. I would be grateful if someone could help and be very grateful for assistance. I have gone beyond this file

Thank you.]]> 2 Sun, 25 Jan 2026 12:15:10 +0000 https://forums.dovetailgames.com/threads/distant-terrain-issue.96117/ https://forums.dovetailgames.com/threads/distant-terrain-issue.96117/ invalid@example.com (pasictarik10) pasictarik10


View attachment 208242 View attachment 208243 View attachment 208244]]> 11 Sun, 25 Jan 2026 07:54:36 +0000 https://forums.dovetailgames.com/threads/distant-terrain-desaturates-cuts-off-shows-beta-green.96304/ https://forums.dovetailgames.com/threads/distant-terrain-desaturates-cuts-off-shows-beta-green.96304/ invalid@example.com (taylormade#6721) taylormade#6721
Dynamic lighting and clouds appear to mask the colouring issue, but it tanks my FPS....

Distant Terrain Desaturates & Cuts Off (shows 'beta' Green)]]> 4 Tue, 20 Jan 2026 18:58:05 +0000 https://forums.dovetailgames.com/threads/train-stuck.96269/ https://forums.dovetailgames.com/threads/train-stuck.96269/ invalid@example.com (ludwigtails) ludwigtails View attachment 208605
what is suppose to happen is that 1R15 is meant to pass Rugby platform 5, followed by 1R16 and 1R17 (which are not in the picture).
After 1R17 passed, 1Y11 would end up at platform 1 and 5W18 would use the Up North line and head up to Platform 6, the latter of which is suppose to use the section of track after all the 1R trains have already passed. However, this long on going issue where 1R15 would just be stuck at Platform 5 with a red...

Train Stuck.]]> 1 Mon, 19 Jan 2026 19:03:03 +0000 https://forums.dovetailgames.com/threads/solved-train-stopping-at-a-green-signal.96242/ https://forums.dovetailgames.com/threads/solved-train-stopping-at-a-green-signal.96242/ invalid@example.com (ludwigtails) ludwigtails
i can send over my scenario files if you can help me look over this as to why. Please help me I have been stuck in this single scenario for 6 months...

(solved) Train Stopping At A Green Signal..]]> 13 Mon, 19 Jan 2026 15:30:04 +0000 https://forums.dovetailgames.com/threads/summer-leaves-in-winter-season-in-any-route.96039/ https://forums.dovetailgames.com/threads/summer-leaves-in-winter-season-in-any-route.96039/ invalid@example.com (synth) synth View attachment 208094
View attachment 208095]]> 23 Sun, 18 Jan 2026 23:24:52 +0000 https://forums.dovetailgames.com/threads/dx12-borderless.94625/ https://forums.dovetailgames.com/threads/dx12-borderless.94625/ invalid@example.com (gingerpubes2300) gingerpubes2300 3 Sat, 17 Jan 2026 13:10:08 +0000 https://forums.dovetailgames.com/threads/disappearing-dlcs.96200/ https://forums.dovetailgames.com/threads/disappearing-dlcs.96200/ invalid@example.com (trainsforlife4449) trainsforlife4449
Disappearing Dlcs]]> 5 Mon, 05 Jan 2026 23:30:27 +0000 https://forums.dovetailgames.com/threads/ai-collision-problem.96070/ https://forums.dovetailgames.com/threads/ai-collision-problem.96070/ invalid@example.com (connorlrichey) connorlrichey 5 Sat, 03 Jan 2026 15:46:23 +0000 https://forums.dovetailgames.com/threads/crash-while-editing-scenario-%E2%80%93-%E2%80%9Cexception-code-0xc0000005-out-of-memory%E2%80%9D-during-load_scenario.96060/ https://forums.dovetailgames.com/threads/crash-while-editing-scenario-%E2%80%93-%E2%80%9Cexception-code-0xc0000005-out-of-memory%E2%80%9D-during-load_scenario.96060/ invalid@example.com (synth) synth
What I was doing:
I was creating a custom scenario in the scenario editor. While placing or editing consists, the game suddenly froze and then crashed to desktop.

Error message:


Exception Code: 0xC0000005
Exception Info: OUT OF MEMORY

Fatal error in mode LOAD_SCENARIO during update within DISPATCHER.
The system is...

Crash While Editing Scenario – “exception Code: 0xc0000005 / Out Of Memory” During Load_scenario]]> Fri, 02 Jan 2026 15:42:20 +0000 https://forums.dovetailgames.com/threads/weird-class-156-crash.95994/ https://forums.dovetailgames.com/threads/weird-class-156-crash.95994/ invalid@example.com (penninedmu#9526) penninedmu#9526 5 Fri, 26 Dec 2025 11:12:02 +0000 https://forums.dovetailgames.com/threads/fatal-error-in-mode-loading-after-loading-a-consist-or-resuming-a-route.95925/ https://forums.dovetailgames.com/threads/fatal-error-in-mode-loading-after-loading-a-consist-or-resuming-a-route.95925/ invalid@example.com (synth) synth
Fatal Error In Mode Loading After Loading A Consist Or Resuming A Route]]> 4 Fri, 26 Dec 2025 04:43:08 +0000 https://forums.dovetailgames.com/threads/csx-c30-7-causing-crashes.95945/ https://forums.dovetailgames.com/threads/csx-c30-7-causing-crashes.95945/ invalid@example.com (TrainFreak1994) TrainFreak1994
Saved log to...

D:\SteamLibrary\steamapps\common\RailWorks\TempDump\

Exception Code: 0xC0000005

Exception Info: OUT OF MEMORY

Fatal error in mode LOAD_SCENARIO during update within DISPATCHER.

The system is unable to run this scenario on the current configuration, we suggest either lowering the graphical quality settings or attempting to run the game in the 64-bit version, if this fails to resolve...

Csx C30-7 Causing Crashes]]> Sat, 06 Dec 2025 14:04:43 +0000 https://forums.dovetailgames.com/threads/final-fort-kent-ohio-steel-black-wall-polygon-and-scalerail-bugfix.51866/ https://forums.dovetailgames.com/threads/final-fort-kent-ohio-steel-black-wall-polygon-and-scalerail-bugfix.51866/ invalid@example.com (torfmeister) torfmeister
Finally I've been able to track down the bug leading to the infamous Black Wall polygons in Fort Kent.
View attachment 79895

A possible cause for that is found in 3DTrains' ScaleRail package.

1st bug: All traffic blueprints refer to RoadNetwork\Vehicles\Kuju_EU_Car03xml instead of RoadNetwork\Vehicles\Kuju_EU_Car03.xml (simple typo omitting the period)

2nd bug: The Kuju_EU_Car07.bin refers to...

[final] Fort Kent / Ohio Steel Black Wall Polygon And Scalerail Bugfix]]> 36 Fri, 05 Dec 2025 08:22:50 +0000 https://forums.dovetailgames.com/threads/canadian-mountain-passes-missing-texture.23890/ https://forums.dovetailgames.com/threads/canadian-mountain-passes-missing-texture.23890/ invalid@example.com (treid09) treid09
I just purchased Canadian Mountain Passes and have an issue with all (or at least most) of the hillsides and many other random places having missing textures. I forgot to take a screenshot, but it looked like white squares with yellow and black chevron stripes. I do have Searchlight Simulations' GEVO-12, 710G3B, and 645E3 Turbocharged enhancements installed with a few of the free Jointed Rail freight cars found on Searchlight's website. I have never had any problem like this in TS...

Canadian Mountain Passes Missing Texture]]> 8 Thu, 04 Dec 2025 20:25:11 +0000 https://forums.dovetailgames.com/threads/innsbruck-route-broken.95575/ https://forums.dovetailgames.com/threads/innsbruck-route-broken.95575/ invalid@example.com (TrainFreak1994) TrainFreak1994 In the Innsbruck Shuttle Scenario, there's a 40 mph limit on the return trip after a station, who's name I can't recall. It's on a sharp curve which we can't see due to poor lighting on the train. Not to mention, there's no speed limit sign advising drivers of the speed reduction, it almost catches you by surprise. Way to go Dovetail, just another half-arsed product you charge an arm and a leg for.]]> 11 Tue, 02 Dec 2025 16:35:41 +0000 https://forums.dovetailgames.com/threads/southwestern-expressways-reading-exeter-route-add-on-crashing.79903/ https://forums.dovetailgames.com/threads/southwestern-expressways-reading-exeter-route-add-on-crashing.79903/ invalid@example.com (Hordriss) Hordriss However, I thought I'd try the 30 minute scenario as a short introduction to the route, however the game just crashes to desktop when loading. Has anyone got this route working?]]> 37 Mon, 01 Dec 2025 13:55:32 +0000 https://forums.dovetailgames.com/threads/train-sim-crashing-on-startup.95511/ https://forums.dovetailgames.com/threads/train-sim-crashing-on-startup.95511/ invalid@example.com (epicdemon99) epicdemon99 I have been having a problem recently where on a FRESH install of TSC on steam, I can load the 32b version of the game no problem (with/without DLC, doesn't matter), however it will not load the 64b version at all. It lights up green on steam then after about 1s closed the program.

I have been at this problem for a good number of weeks and have exhausted pretty much every thread that is out there. I have verified files in steam, cleared cache in game (32b), uninstalled/reinstalled...

Train Sim Crashing On Startup]]> 3 Sat, 29 Nov 2025 16:30:30 +0000 https://forums.dovetailgames.com/threads/shallow-grade-physics.95350/ https://forums.dovetailgames.com/threads/shallow-grade-physics.95350/ invalid@example.com (omorogbeeghosa511) omorogbeeghosa511 below approximately 0.5% produces behaviour opposite to what would be physically expected. Specifically:

• When traveling uphill on a grade less than 0.5%, the train accelerates.
  
  
• When traveling downhill on a grade less than 0.5%, the train decelerates, despite the expected increase in speed due to gravity.
  

This create an issue for me as I am a route creator and 90% of it is on shallow grades. I don’t know when this will get...

Shallow Grade Physics]]> 2 Fri, 28 Nov 2025 13:38:12 +0000 https://forums.dovetailgames.com/threads/train-sim-stuck-on-v79-0a-screen.95484/ https://forums.dovetailgames.com/threads/train-sim-stuck-on-v79-0a-screen.95484/ invalid@example.com (hb#8695) hb#8695 would be great to have it back working again, as i do enjoy the game. I have uninstalled and reinstalled train sim multiple times, and it still gets stuck. Please can someone help....

Train Sim Stuck On V79.0a Screen]]> 2 Mon, 24 Nov 2025 15:48:51 +0000 https://forums.dovetailgames.com/threads/me-dice-que-hay-un-error-al-descargar-class-377.95408/ https://forums.dovetailgames.com/threads/me-dice-que-hay-un-error-al-descargar-class-377.95408/ invalid@example.com (arturromanmediador) arturromanmediador He comprado el Clas 377EMU y cuando lo inicio para la ruta London Brighthn dice que ha tenido un error y no me descarga. ¿Cómo puedo solucionarlo?]]> 2 Mon, 24 Nov 2025 12:38:45 +0000 https://forums.dovetailgames.com/threads/v74-8-not-reading-ap-files-what-might-the-cause-be.95425/ https://forums.dovetailgames.com/threads/v74-8-not-reading-ap-files-what-might-the-cause-be.95425/ invalid@example.com (Matt Higgins) Matt Higgins
I then installed the re-released 1066 line, to find all manner of issues, missing stock, DRM flashing, scenery missing....

V74.8 Not Reading Ap Files - What Might The Cause Be??]]> Fri, 21 Nov 2025 06:35:59 +0000 https://forums.dovetailgames.com/threads/crashed-when-export-from-3dsmax.95374/ https://forums.dovetailgames.com/threads/crashed-when-export-from-3dsmax.95374/ invalid@example.com (phantomgroup) phantomgroup But my PC was not crashed in same scence , only laptop crashed...

Could anyone has some idea to solve this ?
Laptop infomations:
CPU: i7-14650HX
RAM : DDR5 5600MT 32G
GPU: NVIDIA RTX4060 Laptop]]> Mon, 17 Nov 2025 16:15:39 +0000 https://forums.dovetailgames.com/threads/after-loading-white.95333/ https://forums.dovetailgames.com/threads/after-loading-white.95333/ invalid@example.com (enri.reali) enri.reali View attachment 205853

please fix!!!]]> 1 Mon, 17 Nov 2025 01:52:34 +0000 https://forums.dovetailgames.com/threads/someone-please-help-fix-my-scenario.95199/ https://forums.dovetailgames.com/threads/someone-please-help-fix-my-scenario.95199/ invalid@example.com (ludwigtails) ludwigtails I shall put down the list of trains that are in this scenario here, 2 Issues.

1. As the player train is suppose to be at Milton Keynes between 07:36:00 - 07:43:00. Between that train there are supposed to be 2 Class 390 supposed to be passing by Milton Keynes. 9G04 first at...

Someone Please Help Fix My Scenario.]]> 22 Sat, 15 Nov 2025 13:58:51 +0000 https://forums.dovetailgames.com/threads/still-the-same-as-usual.94983/ https://forums.dovetailgames.com/threads/still-the-same-as-usual.94983/ invalid@example.com (user_120201) user_120201 24 Wed, 12 Nov 2025 14:58:50 +0000 https://forums.dovetailgames.com/threads/question-about-ts-tools.95249/ https://forums.dovetailgames.com/threads/question-about-ts-tools.95249/ invalid@example.com (ludwigtails) ludwigtails View attachment 205597]]> 4 Wed, 12 Nov 2025 08:53:42 +0000 https://forums.dovetailgames.com/threads/steam-in-game-performance-monitor.95251/ https://forums.dovetailgames.com/threads/steam-in-game-performance-monitor.95251/ invalid@example.com (trevkiwi) trevkiwi Steam Support :: Understanding the In-Game Overlay Performance Monitor

To turn it on, click on Steam in the upper left-hand corner of the Steam interface, scroll down and click on in-game and select it. In the window that comes up, you...

Steam In Game Performance Monitor.]]> Tue, 11 Nov 2025 05:33:50 +0000 https://forums.dovetailgames.com/threads/horseshoe-curve-route-causing-out-of-memory-error-game-wont-boot.95080/ https://forums.dovetailgames.com/threads/horseshoe-curve-route-causing-out-of-memory-error-game-wont-boot.95080/ invalid@example.com (bencarl) bencarl
Train simulator classic: Horseshoe Curve Route causing Out of Memory Error. Game crashes on title screen when it says, “updating scenario database.”

All other routes and DLC that I own appear to work correctly. Only installing Horseshoe Curve Route prevents the game from booting.

No Mods or unofficial content is installed.
All workshop scenarios have been removed.
Clearing game cache doesn't help.
Deleting PlayerProfiles.bin doesn't help.
Clearing Steam download cache doesn't...

Horseshoe Curve Route Causing Out Of Memory Error, Game Won't Boot.]]> 12 Tue, 04 Nov 2025 07:04:06 +0000 https://forums.dovetailgames.com/threads/strange-sound-issue.93022/ https://forums.dovetailgames.com/threads/strange-sound-issue.93022/ invalid@example.com (Random Railfan) Random Railfan
Strange Sound Issue]]> 13 Mon, 03 Nov 2025 18:30:24 +0000 https://forums.dovetailgames.com/threads/stuck-in-infinite-loading-screen-after-dispatcher-refuses-to-load-a-route.95100/ https://forums.dovetailgames.com/threads/stuck-in-infinite-loading-screen-after-dispatcher-refuses-to-load-a-route.95100/ invalid@example.com (ludwigtails) ludwigtails
how i fix this.]]> 5 Sun, 02 Nov 2025 09:05:52 +0000 https://forums.dovetailgames.com/threads/fatal-error-in-mode-scenario-during-update-within-windows_manager-while-creating-a-scenario-in-a-rou.95089/ https://forums.dovetailgames.com/threads/fatal-error-in-mode-scenario-during-update-within-windows_manager-while-creating-a-scenario-in-a-rou.95089/ invalid@example.com (synth) synth View attachment 205150
what does this error mean? i'm confused and i don't know how to fix it, the route is bucuresti nord - ploiesti vest - urziceni]]> 2 Sun, 02 Nov 2025 07:09:19 +0000 https://forums.dovetailgames.com/threads/fatal-error-in-mode-scenario-during-update-within-dispatcher-while-making-a-scenario.88166/ https://forums.dovetailgames.com/threads/fatal-error-in-mode-scenario-during-update-within-dispatcher-while-making-a-scenario.88166/ invalid@example.com (synth) synth 6 Sat, 01 Nov 2025 17:23:33 +0000 https://forums.dovetailgames.com/threads/solved.92926/ https://forums.dovetailgames.com/threads/solved.92926/ invalid@example.com (tfw#9814) tfw#9814 ]]> 3 Sat, 01 Nov 2025 05:54:18 +0000 https://forums.dovetailgames.com/threads/fatal-error-what-does-it-mean-and-how-can-it-be-fixed-details-inside.76294/ https://forums.dovetailgames.com/threads/fatal-error-what-does-it-mean-and-how-can-it-be-fixed-details-inside.76294/ invalid@example.com (ThePBX) ThePBX
Exception info: Out of memory

Fatal error in mode LOAD_SCENARIO during update withtin DISPATCHER

I can't open this scenario from the builder either, i even tried to clone it and still doesn't open]]> 21 Fri, 31 Oct 2025 14:34:05 +0000 https://forums.dovetailgames.com/threads/scenario-check-mark-doesnt-appear-after-completing-a-scenario.94768/ https://forums.dovetailgames.com/threads/scenario-check-mark-doesnt-appear-after-completing-a-scenario.94768/ invalid@example.com (synth) synth 7 Wed, 29 Oct 2025 11:27:53 +0000 https://forums.dovetailgames.com/threads/train-simulator-help.95006/ https://forums.dovetailgames.com/threads/train-simulator-help.95006/ invalid@example.com (Nathaniel Poorman) Nathaniel Poorman 1 Sun, 26 Oct 2025 19:29:13 +0000 https://forums.dovetailgames.com/threads/fatal-error-on-startup-posttrainvolumetricfog.94954/ https://forums.dovetailgames.com/threads/fatal-error-on-startup-posttrainvolumetricfog.94954/ invalid@example.com (Limeyfox) Limeyfox
Unfortunately, that was yesterday. Today, I can't even get the game to load, about 3 sec after the initial startup popup screen, I get the following fatal crash:
View attachment 204721

Is...

Fatal Error On Startup - Posttrainvolumetricfog???]]> Sun, 26 Oct 2025 11:19:56 +0000 https://forums.dovetailgames.com/threads/through-the-storm-over-sherman-keeps-crashing.94803/ https://forums.dovetailgames.com/threads/through-the-storm-over-sherman-keeps-crashing.94803/ invalid@example.com (Alyx) Alyx 11 Fri, 24 Oct 2025 12:05:59 +0000 https://forums.dovetailgames.com/threads/strings-not-loaded.94907/ https://forums.dovetailgames.com/threads/strings-not-loaded.94907/ invalid@example.com (Thor-Ulf Ståhlberg) Thor-Ulf Ståhlberg This is the first time I've seen this. I was adding more tracks and lowered to the ground when the simulator froze and had to restart the game, then the error came as shown in the picture. How do I resolve the error?
View attachment 204485]]> 2 Wed, 22 Oct 2025 20:35:04 +0000 https://forums.dovetailgames.com/threads/resolved-dismissed.94820/ https://forums.dovetailgames.com/threads/resolved-dismissed.94820/ invalid@example.com (tfw#9814) tfw#9814 ]]> 6 Wed, 22 Oct 2025 16:06:42 +0000 https://forums.dovetailgames.com/threads/jt-metropolitan-line-not-working.94740/ https://forums.dovetailgames.com/threads/jt-metropolitan-line-not-working.94740/ invalid@example.com (dranyam#3628) dranyam#3628 I bought the JT metropolitan line from steam ages ago, i recently had to reinstall ts2020 and the metropolitan line is no longer showing in my inventory.
What do I do
Thanks Very Much]]> 1 Mon, 20 Oct 2025 02:00:51 +0000 https://forums.dovetailgames.com/threads/tsc-is-stuck-in-640x480-resolution.94778/ https://forums.dovetailgames.com/threads/tsc-is-stuck-in-640x480-resolution.94778/ invalid@example.com (Jon from Rhode Island) Jon from Rhode Island 1 Sun, 19 Oct 2025 19:11:56 +0000 https://forums.dovetailgames.com/threads/what-the-fowler.94404/ https://forums.dovetailgames.com/threads/what-the-fowler.94404/ invalid@example.com (trainsforlife4449) trainsforlife4449 26 Thu, 16 Oct 2025 01:04:07 +0000 https://forums.dovetailgames.com/threads/frankfurt-koblenz-game-freezing.88231/ https://forums.dovetailgames.com/threads/frankfurt-koblenz-game-freezing.88231/ invalid@example.com (interceptor1241) interceptor1241 2 Sat, 04 Oct 2025 19:45:48 +0000 https://forums.dovetailgames.com/threads/unable-to-open-passenger-wagons.92517/ https://forums.dovetailgames.com/threads/unable-to-open-passenger-wagons.92517/ invalid@example.com (synth) synth 3 Wed, 01 Oct 2025 17:59:29 +0000 https://forums.dovetailgames.com/threads/game-is-too-shiny.94241/ https://forums.dovetailgames.com/threads/game-is-too-shiny.94241/ invalid@example.com (synth) synth 2 Sat, 27 Sep 2025 18:33:25 +0000 https://forums.dovetailgames.com/threads/infinite-loading-screen-trying-to-open-a-scenario-in-scenario-editor.93791/ https://forums.dovetailgames.com/threads/infinite-loading-screen-trying-to-open-a-scenario-in-scenario-editor.93791/ invalid@example.com (mr.aln663) mr.aln663
I have the feeling there are too many trains in the scenario. I was creating a scenario on Just Trains' Met Line using real working timetables, and I ended up packing an entire section of the...

Infinite Loading Screen Trying To Open A Scenario In Scenario Editor]]> 9 Fri, 26 Sep 2025 19:25:14 +0000 https://forums.dovetailgames.com/threads/fatal-error-in-mode-loading-while-loading-to-a-romanian-map.93841/ https://forums.dovetailgames.com/threads/fatal-error-in-mode-loading-while-loading-to-a-romanian-map.93841/ invalid@example.com (synth) synth 21 Wed, 24 Sep 2025 11:39:58 +0000 https://forums.dovetailgames.com/threads/raising-lower-track-height-at-connection-error.93877/ https://forums.dovetailgames.com/threads/raising-lower-track-height-at-connection-error.93877/ invalid@example.com (AeroFishOne) AeroFishOne 2 Sat, 20 Sep 2025 05:06:44 +0000 https://forums.dovetailgames.com/threads/64-bit-game-can-only-start-when-ban-the-intel-gpu.91531/ https://forums.dovetailgames.com/threads/64-bit-game-can-only-start-when-ban-the-intel-gpu.91531/ invalid@example.com (nicexhz) nicexhz 13 Wed, 17 Sep 2025 09:45:40 +0000 https://forums.dovetailgames.com/threads/route-does-not-appear-in-scenarios-section.93386/ https://forums.dovetailgames.com/threads/route-does-not-appear-in-scenarios-section.93386/ invalid@example.com (synth) synth 3 Mon, 08 Sep 2025 09:32:01 +0000 https://forums.dovetailgames.com/threads/rlitf-issue.93591/ https://forums.dovetailgames.com/threads/rlitf-issue.93591/ invalid@example.com (trainsforlife4449) trainsforlife4449
Rlitf Issue]]> 11 Sat, 06 Sep 2025 14:13:04 +0000 https://forums.dovetailgames.com/threads/fatal-error-in-mode-scenario-during-update-within-windows-manager-while-modifying-ai-or-adding-smth.92462/ https://forums.dovetailgames.com/threads/fatal-error-in-mode-scenario-during-update-within-windows-manager-while-modifying-ai-or-adding-smth.92462/ invalid@example.com (synth) synth 10 Sat, 06 Sep 2025 10:07:25 +0000 https://forums.dovetailgames.com/threads/tsc-wont-start-after-a-fresh-install.93427/ https://forums.dovetailgames.com/threads/tsc-wont-start-after-a-fresh-install.93427/ invalid@example.com (YackSchmitt) YackSchmitt
A while ago I did a full delete and reinstall, went to boot it up and it got stuck on the launching window. Completely freezes the PC, I can Ctrl, alt, delete and open task manager but then when task manager opens I can't use it - the whole PC just locks up. So I uninstalled, deleted again, and reinstalled last night thinking maybe a 3rd party add-on accidentally corrupted something but...

Tsc Won't Start After A Fresh Install]]> 4 Wed, 27 Aug 2025 09:09:55 +0000 https://forums.dovetailgames.com/threads/self-created-scenario-optimisation.93238/ https://forums.dovetailgames.com/threads/self-created-scenario-optimisation.93238/ invalid@example.com (Limeyfox) Limeyfox
Just wondering if there are any experienced / professional scenario creators who would be willing to outline their techniques for optimising scenarios for stability and avoidance of OOM fatal crashes? I tend to prefer scenarios with a realistic level of traffic but this then means sometimes I’m skating close to the limit of the simulator. Is there a sort of checklist approach to solving a persistent OOM crash?

My current example is a self-made scenario on JT MML route between...

Self-created Scenario Optimisation]]> 3 Sat, 23 Aug 2025 10:10:24 +0000 https://forums.dovetailgames.com/threads/routes-keep-closing-the-game-without-an-error-message.90736/ https://forums.dovetailgames.com/threads/routes-keep-closing-the-game-without-an-error-message.90736/ invalid@example.com (ZaphodScotsman) ZaphodScotsman 25 Fri, 22 Aug 2025 23:29:58 +0000 https://forums.dovetailgames.com/threads/ahs-class-373.93084/ https://forums.dovetailgames.com/threads/ahs-class-373.93084/ invalid@example.com (rtainaka199) rtainaka199
A. I wanted Eurostar in TS Classic
B. I could use the coaches and a Class 66 to replicate Enterprise services that run between Dublin and Belfast -

So I download it, follow all the steps in the manual, open the game and I don't find it in the train selection menu on quick drive. I try again and it's still not appearing

What did I do wrong? Did I miss any steps in the manual?]]> 12 Wed, 20 Aug 2025 04:26:33 +0000 https://forums.dovetailgames.com/threads/south-wales-coastal-int-divide-by-zero.93193/ https://forums.dovetailgames.com/threads/south-wales-coastal-int-divide-by-zero.93193/ invalid@example.com (FlyingScotsman4072) FlyingScotsman4072 Sat, 16 Aug 2025 15:42:04 +0000 https://forums.dovetailgames.com/threads/faulty-screenshots.93154/ https://forums.dovetailgames.com/threads/faulty-screenshots.93154/ invalid@example.com (DeelTeel96) DeelTeel96 https://forums.dovetailgames.com/threads/failed-to-publish-file-on-steam-workshop.92961/
Having done further investigation I worked out that the reason this was happening was because of the screenshot. As a test I uploaded the scenario with a random screenshot from an older scenario I had and sure enough it worked.
Later on I tried uploading a different scenario on a different route with a different, more recently taken screenshot and it...

Faulty Screenshots]]> 4 Thu, 14 Aug 2025 20:41:47 +0000 https://forums.dovetailgames.com/threads/ts-tools-error-53-file-not-found.93138/ https://forums.dovetailgames.com/threads/ts-tools-error-53-file-not-found.93138/ invalid@example.com (ACTurbostar170) ACTurbostar170
Wondering if anyone can advise?

I've come to package a scenario for a JT Route using TS Tools. When doing so I get the following error message:

Error: #53 File not found
Module: frmDelRoute
Procedure: GetProvider

Some background:

• Produced a scenario on the JT Chiltern Mainline route, packaged it using TS Tools, all fine.
• Went into the World Editor for this route to add AWS magnets to three signals that were missing them, and removed an excess AWS magnet from a...

Ts Tools: Error #53 File Not Found]]> 1 Thu, 14 Aug 2025 13:38:03 +0000 https://forums.dovetailgames.com/threads/scenario-script-not-starting.93128/ https://forums.dovetailgames.com/threads/scenario-script-not-starting.93128/ invalid@example.com (red_sedan_was_here) red_sedan_was_here View attachment 199934
Here is my scenario script, I named the camera "IntroPart1".

View attachment 199935
Here, I used the trigger instructions to create the events shown in the script.
Its supposed to start immediately when I press play, but the camera wouldn't start or...

Scenario Script Not Starting]]> 1 Tue, 12 Aug 2025 20:28:00 +0000 https://forums.dovetailgames.com/threads/unable-to-hear-wagon-sounds-on-seacow-sealion-wagon-add-ons-the-vga-vka-by-jt.92842/ https://forums.dovetailgames.com/threads/unable-to-hear-wagon-sounds-on-seacow-sealion-wagon-add-ons-the-vga-vka-by-jt.92842/ invalid@example.com (rushhour#3971) rushhour#3971
Unable To Hear Wagon Sounds On Seacow/sealion Wagon Add-ons & The Vga/vka By Jt]]> 4 Tue, 12 Aug 2025 19:27:02 +0000 https://forums.dovetailgames.com/threads/cw-t3-in-scenario-editor.93102/ https://forums.dovetailgames.com/threads/cw-t3-in-scenario-editor.93102/ invalid@example.com (mrneilyt) mrneilyt 1 Fri, 08 Aug 2025 19:23:46 +0000 https://forums.dovetailgames.com/threads/failed-to-publish-file-on-steam-workshop.92961/ https://forums.dovetailgames.com/threads/failed-to-publish-file-on-steam-workshop.92961/ invalid@example.com (DeelTeel96) DeelTeel96
Failed To Publish File On Steam Workshop]]> 10 Sun, 27 Jul 2025 12:59:29 +0000 https://forums.dovetailgames.com/threads/problems-in-cabin-sound.92590/ https://forums.dovetailgames.com/threads/problems-in-cabin-sound.92590/ invalid@example.com (zeca#9319) zeca#9319
I apologize if this topic has already been discussed here, but I was searching and didn't find anything...

I have Train Simulator Classic, and I notice that the sound in the train cabin is quite strange. The sound is very low, and you can barely hear anything (not the engine, not the brakes, etc.).

I remember playing with a friend a few years ago, and the sound in the cabin was actually quite realistic.

I have a very new computer (Windows 11).
Does anyone have any ideas how to...

Problems In Cabin Sound]]> 4 Fri, 18 Jul 2025 17:52:34 +0000 https://forums.dovetailgames.com/threads/missing-file-privileges.92693/ https://forums.dovetailgames.com/threads/missing-file-privileges.92693/ invalid@example.com (ZaphodScotsman) ZaphodScotsman
But that's not true at all, THAT'S NOT TRUE AT ALL! There's no such thing as missing file privileges! Can somebody please tell me how to fix this glitch? There are workshop scenarios I need to install, so I don't have time for this nonsense]]> 4 Mon, 14 Jul 2025 09:45:40 +0000 https://forums.dovetailgames.com/threads/need-a-urgent-fix-for-out-of-memory-error.92612/ https://forums.dovetailgames.com/threads/need-a-urgent-fix-for-out-of-memory-error.92612/ invalid@example.com (enri.reali) enri.reali 1 Wed, 09 Jul 2025 16:36:53 +0000 https://forums.dovetailgames.com/threads/error-message-when-loading-a-scenario-in-quick-drive.92532/ https://forums.dovetailgames.com/threads/error-message-when-loading-a-scenario-in-quick-drive.92532/ invalid@example.com (andytrains#9356) andytrains#9356 View attachment 197916]]> 1