Unreal Engine Issues
Unreal Engine Issues
Unable to set simulate physics to false through blueprints
UE - Simulation - Physics - Aug 24, 2023If "Editable when Inherited" is disabled for the static mesh component the issue does not occur. The bug could be related with other UDN cases:https://udn.unrealengine.com/s/case/5004z00001ruXmEAAU ...
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 ...
Crash On Launch When Using Leap Motion Character
UE - Platform - XR - Mar 1, 2017The editor is crashing on launch when the Leap Motion plugin is enabled and a leap motion character is being used. This did not occur in 4.14.3. This is a regression. ...
Opening the editor with -opengl4 causes the viewport camera to go black
UE - Platform - Linux - Apr 14, 2015If the -opengl4 command is used while launching the editor it will cause the viewport to go black if something in the level is selected or while using RMB to look around the level. ...
When Previewed, Material Nodes are not labeled as such until a new Node is added
UE - Rendering Architecture - Materials - Jan 22, 2016When you preview a node in the material Editor, the node color will correctly switch to the Preview Blue, but will not show the preview tag until another node is added to the Graph. Preview Node:[I ...
Changing code based component category causes component to become ineditable in blueprints
UE - Gameplay - Blueprint - Mar 27, 2015When a component written in code has it's category setting changed in blueprint the rest of the details for that component will not be editable once the component is deselected and reselected. ...
Component Reference of Placed Instance does not Update after Removing the Component in Code.
UE - Gameplay - Mar 14, 2016After 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 ...
Error when exposing a tMap/tSet on spawn and connecting it to a custom event
UE - Gameplay - Blueprint - Jul 12, 2017When using a variable that has been setup to be a container of the type "Set" or "Map" and error will be thrown when connecting an exposed input pin to a custom event. ...
Context sensitive actor list retrieves temp folder data in blueprints while using source control
UE - Gameplay - Blueprint Editor - Nov 12, 2015If a project uses source control and a blueprint has been diffed against previous revisions, the revisions will appear within the temp folder. This temp folders contents appear in context sensitive ...
Collision jitters when going up stairs, causing erratic overlap events.
UE - Simulation - Physics - Jan 11, 2016When overlapping with another object while moving up stairs with a character, the overlap events (OnBegin / OnEnd) that occur will be called multiple times in an alternating fashion. This will also ...