Unreal Engine Issues
Unreal Engine Issues
When a Niagara User Parameter is renamed, mesh bindings on Niagara Mesh Renderers are not updated, and the binding is silently broken
UE - Niagara - Mar 13, 2025In Niagara, Mesh Renderers expose a "Meshes" array for selecting the meshes to be rendered. On each array entry, a property "Mesh Parameter Binding" is available and allows the user to override that ...
Input pins of BP node are not updated after a hot reload
UE - Gameplay - Blueprint - Apr 17, 2015If a code defined function that takes in a parameter is called from blueprints, the BP node will show the input pin for the parameter. If the parameter list is changed after the node is created and ...
Construction script on child actor components not respected in PIE
UE - Gameplay - Blueprint - Jan 14, 2016Child Actor Components run their construction scripts upon parent's placement in level. However, these specifications are not maintained once PIE is initiated. ...
Child actor component mesh actor does not update transform with child actor component in parent blueprint
UE - Gameplay - Oct 22, 2015if a child actor component is set to a new child actor at runtime, the actor will not update with the transform of the child actor component in the parent blueprint. ...
promoting a variable to a local variable in another blueprint creates compile error.
UE - Gameplay - Blueprint - Sep 30, 2015If a local variable set variable is copied/pasted over to a second blueprint and the input pin is promoted to a local variable, compiling the blueprint will cause a compile error to appear until the ...
Duplicate slots being created in Anim Slot Manager
OLD - Anim - Dec 11, 2015Duplicate slots are being created automatically under the Default Group in the AnimSlotManager. This is causing some problems because it replaces the originally created slot with the duplicate in t ...
Child blueprint loses categories after parent is compiled and PIE
UE - Gameplay - Blueprint - Jul 30, 2015If a parent blueprint is compiled and then play in editor is utilized. The child blueprint will lose categories in it's my detail's pane until recompiled. Note: Licensee reports that variables res ...
Objects parented to a Destructible Mesh within a bp will not follow if the DM is simulating physics
UE - Simulation - Physics - Destruction - Dec 17, 2014Objects parented to a Destructible Mesh within a bp will not follow if the DM is simulating physics. ...
IgnoreActorWhenMoving node doesn't work if the actor variable is set per instance
UE - Gameplay - Apr 30, 2015IgnoreActorWhenMoving node doesn't work if the actor variable is set per instance. ...
Editor Preferences 'Enable Sound' option causes Real Time Audio to Stop Working after PIE
UE - Audio - Sep 28, 2016Real Time Audio stops playing sounds after exiting PIE with the 'Enable Sound' option disabled. The tooltip states, "Whether to play sounds while in a Play in Editor session." This setting does no ...