Unreal Engine Issues

EditorOnly Actor-subclass blueprints cause SavePackage warning "A dependency '%s' of '%s' was filtered, but is mandatory"

https://udn.unrealengine.com/questions/570767/filtering-bug-with-iseditoronlyactor.html On a a blueprint that inherits from an actor class such as FunctionalActor, the user can mark Actor::bIsEdito ...

NiagaraSystem is compiled every time when first loaded in the editor

If you are using a large amount of Niagara, you will experience excessive load times in PIE even if nothing is changed. The following code change seems to be effective as an interim response. void ...

Circularly Dependent Stacked GE Attrib Mods will be out-of-sync on Client/Server

[CrashReport] UE4Editor_Engine!USplineMeshComponent::CalculateScaleZAndMinZ()

This is a common crash occurring in the 4.16 release. It has occurred for many users, but nearly every user's project is named some variation of "pinball", this makes me wonder if the repro is surf ...

PlayerController isn't tickable during pause while using the 'Set Tickable When Paused' node

PlayerController isn't tickable during pause while using the 'Set Tickable When Paused' node. https://answers.unrealengine.com/questions/243791/camera-ticks-but-does-not-update.html User Descriptio ...

Crash Occurs When Creating a Blueprint From a Nav Link Proxy

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Access violation - code c0000005 ( ...

[CrashReport] UE4Editor_LeapMotion!FPrivateLeapImage::Texture32FromLeapImage()

Error message: Access violation - code c0000005 (first/second chance not available) Source Context: 2707 { 2708 FScopeCycleCounterUObject ComponentScope(Target); 2709 FScopeC ...

[CrashReport] UE4Editor_UnrealEd!FTransaction::FObjectRecord::FPersistentObjectRef::operator->() [transactor.h:108]

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Error message: Assertion failed: Obj [Link Removed] [Line: 107] Source Context: 93 ...

[CrashReport] UE4Editor_Sequencer!TBaseMulticastDelegate<void>::RemoveDelegateInstance() [delegatesignatureimpl.inl:964]

This is a slightly common crash coming out of the 4.17.2 hotfix. Users have not provided any descriptions of their actions when the crash occurred. Source Context 951 /** 952 * ...

[CrashReport] UE4Editor_Engine!USkeleton::GetSmartNameContainer() [skeleton.cpp:1315]

Error message: Access violation - code c0000005 (first/second chance not available) Source Context: 1300 FSmartNameMapping* Mapping = SmartNames.GetContainerInternal(ContainerName); 1301 ...