Unreal Engine Issues

Crash opening Infiltrator packaged on Windows for Linux

This occurred on packages that were created on different Windows machines. This crash is not occurring on other platforms during our Samples Pass. ...

UBT crashes when doing an incremental build

There is a consistent crash when incrementally compiling headers containing generated code. The code for launching UHT accesses a property which is null when compiling with the UBT makefile. ...

Crash after enabling iOS Metal Desktop Renderering and then enabling iOS SM5 Preview Rendering Level

Infinite Script Recursion error crashes editor and produces UnrealScript errors in logs

Macro that causes an infinite script recursion error crashes editor and produces errors in output log referring to UnrealScript. Frequency: 3/3 Crash Reporter; [Link Removed] ...

[CrashReport] AppleIntelHD5000GraphicsMTLDriver!SamplerStage::bindSamplerToTexture()

This is a trending Mac/Metal crash coming out of 4.18. Users have not provided any descriptions of their actions when the crash occurred. Callstack from Log[2017.10.30-21.59.52:157][767]LogSlate: T ...

PhysX crash when SetMaterial is called

When provided sample project is run in PIE, crash occurs after call to SetMaterial() is made in code. Downloadable Project: [Link Removed] CrashReporter: [Link Removed] ...

In the Editor details panel for a float, When entering a decimal of 18 numbers results in incorrect truncation.

In Editor details panels for a float value, when entering a decimal of 18 numbers results in incorrect truncation. ...

Particle memory can be corrupted leading to a crash

Crash after removing frames in recorded animation

Crash after removing frames in recorded animation.  Reported in version 4.25.3 (CL-13942748) and tested in versions 4.24.3 (CL-11590370) and 4.25. Working as expected in 4.24.  ...

Build failure packaging for android with GoogleVR plugin enabled

Android is failing to package when GoogleVR is enabledUATHelper: Packaging (Android (ATC)): UnrealBuildTool: BUILD FAILED UATHelper: Packaging (Android (ATC)): UnrealBuildTool: C:\NVPACK\android-sd ...