This is the Error I am Getting. LoginId:04685f2a44a5ccc3368c6cb072a67f82 EpicAccountId:eddf8767851b43fab71524d0fa23b1bb Unhandled Exception: EXCEPTION_ACCESS_VIOLATION reading address 0x0000000000000020 UnrealEditor_MassTraffic UnrealEditor_MassTraffic UnrealEditor_MassEntity UnrealEditor_Mass…

[image] HyperShade780: EXCEPTION_ACCESS_VIOLATION reading address 0x0000000000000020 hi @HyperShade780 Unfortuntley this could be a wild one to figure. Access Violations mean unreal has attempted to access memory it either isnt allowed to, or is locked by another program. One thing you can …

I have RTX 3090 5900x Amd Processor and 64 GB ram 3.5 TB Hard Disk. I am only using Windows Defender

Hi! I had the same crashing problem (using UE5.2.1). Did you make sure to set the correct “MassAI Traffic traits” mentioned in the screen shot located in the video details? If even one of them is missing, the editor is going to crash. This was not explained properly in the video.

We had the same issue when we created a vehicle spawner in the blueprint with MassSpawner as its parent. For anyone who has experienced a similar problem, try to delete the Saved folder under your project (be sure to back up first). The PostSpawnProcessors property in MassSpawner.h has a UPROPERTY …

even after I did that, it still crash… any update on the subject?

thank you, I will test it for 5.2 and up and see if it works

How do I add all these lines, the last 3 I haven’t managed to do yet?

inside assorted fragments you can add this ,if you have traffic plugin

Thakyou So much , Works on 5.4 to

Mass AI Traffic Crashes

Development Programming & Scripting AI

paldanlhamo (paldanlhamo) December 12, 2023, 12:08pm 7

Add to traits and in 5.1.1 all work
MassAI_traffic_Traits

Mass Traffic - crash on Simulate