Xbox 22:45 Re50 Riesa-dresden Service Derailment

Did the Chapter 8 Riesa-Dresden Fast Track service the 22:45 Riesa-Dresden RE50 Saxonia Express and Upon reaching the 80 kmh section at Dresden Pieschen my DB BR146.2 was derailed instantly instead of slowing down to 80 kmh (50 mph) from 130-160 kmh (80-100 mph). PZB LZB Afb cruise control and Sifa are on. Is this bug doing to be fixed or not? the video is

link to the video