Unreal Engine Issues
Unreal Engine Issues
Is Input Key Down does not work when Any Key is being checked
UE - Gameplay - Input - Jan 6, 2016If the "Any Key" keybinding is used in the Is Input Key Down node, the node will never return true, even if any key is pressed. ...
PakBlacklist does not seem to be excluding files properly
UE - Foundation - Core - Cooker - Feb 10, 2016The pak-blacklist files do not seem to be working fully. While some of the files may be excluded Engine/Content/Slate files are staying behind, which can be seen once you've used UnrealPak ...
LIVE: Changing a Custom Event to Multicast in a parent blueprint causes crash
UE - Gameplay - Blueprint - Nov 13, 2014Changing a Custom Event to Multicast in a parent blueprint causes crash if the Custom Event is being used in the child blueprint. Callstack: MachineId:DE189244480D3CD0F8CA729A02DD38A6 UserName:tjb ...
Smart Links are Removed During Dynamic NavMesh Regeneration
UE - AI - Feb 24, 2016Smart links disappear whenever the Nav Mesh regenerates while using Dynamic Runtime Generation. For example, if you have a dynamic object that is constantly moving and causing the Nav Mesh to rebuil ...
(Undo Crash in BPs) [CrashReport] UE4Editor_Core!rml::internal::Block::findObjectSize()
UE - Gameplay - Blueprint - Jul 25, 2017This is a trending crash in the 4.17 Preview. There was one occurrence of this callstack months ago in 4.15.1, but a number of recent ones in 4.17. User DescriptionsI was pressing cltr+z severl ti ...
[Concurrency] - Voice Steal Release Time Doesn't Work when using a Priority Based Resolution Rule
UE - Audio - Voice Management - Aug 24, 2021When using a Priority based Concurrency rule, the Voice Steal Release Time is ignored and ejected sounds stop abruptly. Test Notes: See attached video. Note: I've shelved the test map and assets ...
Assertion failed in FNetGUIDCache::CleanReferences during seamless travel after reloading primary asset package
UE - Networking - May 7, 2025Following this sequence of events, the ObjectLookup and NetGUIDLookup on the server's PackageMapClient will end up in a bad state. In the ObjectLookup Map, the primary asset's package will be mapped ...
Right-clicking in the Event Graph of a second Blueprint created using Create Blueprint Using This... will crash the editor
UE - Gameplay - Blueprint - Dec 9, 2014Right-clicking in the Event Graph of a second Blueprint created using Create Blueprint Using This... will crash the editor. Crash Report: [Link Removed] Call Stack:<unknown module>! KERNELBASE!Rai ...
Blueprint actor variables defined in code cannot be set in the editor
UE - Gameplay - Blueprint - Jan 28, 2015After creating a class in VS and creating a blueprint based on the class. Setting the actor variable in the BP's defaults tab does not save the setting. Instead it will show as none when trying to ...
Blocking volumes moved into sublevels from the persistent level do not correctly function in standalone game
Tools - Jun 9, 2015If a blocking volume is created in the persistent level and then moved to a sublevel, it will no longer correctly block objects in standalone game. ...