Unreal Engine Issues

Blueprint debugger: variable getter node displays wrong object's value

After triggering a breakpoint in blueprint, variable getter nodes can display the value of a different object than the node's target. For example: if an actor class has a value MyBool and the bluepr ...

Jitter playing animation on actor located far from origin

A licensee has reported an issue with jitter when playing animations on an actor translated far from the origin (300000.0 units).  This repros on the First Person Template.  The issue is more obviou ...

[CrashReport] UE4Editor_Engine!FHLSLMaterialTranslator::GetParameterUniformExpression() [hlslmaterialtranslator.h:1671]

This is a top trending crash in the 4.16 release. This may be a regression from 4.15. Additional information is currently unknown. Users have not provided any details. ...

Launching Android project to device results in Assertion Failed: AsyncLoading.cpp, Line 3710

After updating to 4.25.1 from 4.25 Packaged Android game crashes constantly with objects added to the map 4.25 Packaged game did not crash (editor did a lot but glad thats fixed in 4.25.1) Empty map ...

Windows Game Input - DualSense/DualShock controllers DPad button repeat events behave unexpectedly

[CrashReport] UE4Editor_ClothingSystemRuntimeInterface!UClothingSimulationFactory::CreateSimulation()

This is a common crash in the 4.16 release. Users have not provided descriptions so additional information is not currently available. Source Context 28 // Any clothing simulation factory s ...

Component Reference of Placed Instance does not Update after Removing the Component in Code.

After creating a component in code and placing an instance of the code class/blueprint into the level, the component will still show as inherited if the component is removed from code. EDIT: Includ ...

OnRep_ReplicatedAnimMontage causes popping when montage ends

UAbilitySystemComponent::OnRep_ReplicatedAnimMontage doesn't handle some edge cases when stopping the montage when blending is involved. Namely, it's possible on a client (due to latency, etc.) that ...

FArchive broke operator<< for bool in Editor builds

Looks like CL-3215392 added changes in FArchive where the operator<< method for bool is a member operator in Editor (as opposed to a global operator in non-editor and old builds). This causes shado ...

Undoing pasting a component will crash ([CrashReport] UE4Editor_CoreUObject!FWeakObjectPtr::IsValid() [weakobjectptr.cpp:48])

This is a common crash affecting users in 4.16. The callstack is similar to [Link Removed], which was fixed in 4.13. User DescriptionsAccidentally duplicated a blueprint with multiple static mesh ...