Unreal Engine Issues

Warning on compiling Sub Anim Instance node with connection to exposed variable

When compiling an animBP with a Sub Anim Instance node with a connection to an exposed variable, warning will be displayed. When there is no connection to the Sub Anim Instance node, no warning wi ...

Save Data Does Not Delete After Actors in Sequencer are Deleted and File Size Continues to Grow

Link that the user included with their Answer Hub ticket: https://answers.unrealengine.com/questions/713209/levels-uneditable-editor-stuck-with-updating-asset.html The file size is not maintaining ...

UBT warning during package when nativized blueprint contains a node from a plugin

When a Blueprint contains a node that was added by a plugin (ex: GetBatteryLevel node added by Optional Mobile Features Blueprint Library), nativizing the BP in 4.16 completed fine but 4.17 gives a ...

Corruption in rotating decal in TM-ShaderModels on iPhone 8 and X's

This particular decal is animated and has a Translucent decal blend mode This occurs on both iPhone 8 and 8 Plus (11.0.2) It does not occur on: iPhone SE, iOS 11 beta1 iPhone 7 Plus, iOS 10.3.2 ...

When Using Sequencer to Change Between the Animation Blueprint and Custom Mode Animations Freeze Temporarily

Youtube Link to How Project is Set Up and the Results: [Link Removed] ...

Placed instances do not update dynamic binding after hot reload

Adding a dynamic binding and preforming a hot reload sometimes causes the binding to not be registered by class/blueprint instances that already exist in the world. Instances need to be replaced fr ...

Material loses Material Function reference when both are moved simultaneously

Moving a material function asset along with a material using the function causes the material to lose the function reference when the project is restarted. Regression: Yeswith Material and sub fold ...

Execution Doesn't Resume When Hitting BT Task Breakpoint and Trying to Resume in the Behavior Tree

When a breakpoint is hit in a BT Task Blueprint, execution will not be resumed if you attempt to do so from the Behavior Tree that is running the BT Task. This will cause a crash if executed in the ...

Material static switch fails to retrieve correct value

Crash Occurs When Attempting to Resume Execution After Hitting a Breakpoint in a BT Task

When a breakpoint is hit in a BT Task, if you attempt to use CTRL+P to search for and open the BT the task is being run in, try to resume execution, and then return to the original BT Task Blueprint ...