Unreal Engine Issues
Unreal Engine Issues
Provided example Control Rig Python scripts that feature calls to GetControlRigBlueprint need to be updated to GetControlRigAssetInterface.
UE - CAPT - Control Rig - Dec 9, 2025The unreal.ControlRigContextMenuContext.get_control_rig_blueprint() this function has been deprecated in Unreal Engine 5.7. As a result, the Python scripts included with the Control Rig plugin no ...
Incorrect CRC hash for shared fragments with FInstancedStruct member
UE - Engine Scaling - Mass - Mar 30, 2026User has encountered an issue with shared fragments that contain a member variable of type FInstancedStruct. It appears that UE::StructUtils::GetStructInstanceCrc32() does not correctly compute the ...
PIE with Auto Recompile Blueprints disabled generates an error message asking to compile PROTO_BP Blueprints
UE - Gameplay - Blueprint - Mar 17, 2015PIE with Auto Recompile Blueprints disabled generates an error message asking to compile PROTO_BP_Blueprint_0 and PROTO_BP_AnimBlueprint_0. Clicking Yes compiles, but any attempt to PIE thereafter g ...
Constant Feedback/Static Noise while In Editor
UE - Editor - UI Systems - Slate - Jan 22, 2015When running the Editor some users are reporting they are hearing consistent static noise. Currently there are some random workarounds to reduce or eliminate this noise, but the source of the proble ...
Crashes in movie player on Android
UE - Platform - Mobile - Apr 23, 2015There are a number of reported movie crash issues, but this report likely covers the main cause. Garbage collection changed in Android 4.0 and we are triggering a check that does not happen with ba ...
FindCollisionUV always returns False on Skeletal Meshes
UE - Gameplay - Dec 14, 2016FindCollisionUV always returns False on Skeletal Meshes User Description: In UE 4.14.0, the blueprint "Find Collision UV" functions doesn't work properly with Skeletal Meshes. While it works fine ...
Editor crashes on Mac when launching with the command -MacExplicitRenderer=0
UE - Graphics Features - Jan 19, 2017Trying to launch the editor with the command -MacExplicitRenderer=0 causes a crash. At the time of the crash, the following line appears in the log:LogMac:Error: appError called: Assertion failed: A ...
Freeze occurs after some time when tick group is set to TG_PostUpdateWork on a class
UE - Gameplay - Nov 21, 2017Multiple users have reported an issue where their packaged games are freezing after an indeterminate period of time. The reproduction steps and logs of each user are different but the reproduction s ...
Exceptions can no longer be enabled for ProjectEditor targets
UE - Foundation - Cpp Tools - Jul 16, 2018It is no longer possible to enable C++ exceptions for the ProjectEditor target in code projects that use the binary Engine. Some fixes that were made for 4.19 now correctly show an error message if ...
Scene Depth Buffer corruption with VR on AMD GPUs
UE - Platform - XR - Sep 12, 2018Depth buffer corruption/artifacts when using VR with certain AMD GPUs Tested with Oculus DK2, User reports with Oculus Rift ...