Variable Names with a Leading Space Cannot be Copied

UE - Gameplay - Blueprint - Nov 9, 2015

If you begin a variable name with a space, attempting to copy any instances of that blueprint will prompt an error warning: "Unknown property in <BlueprintName>: <VarName> = <Value>. Found in 4.9.2 ...

Blueprint Doesn't Show Components Added at Runtime

Tools - Nov 2, 2015

When a custom component is added at runtime, it does not show up in the details panel when you select the blueprint that it has been added to. Found in 4.9.2 binary. Reproduced in 4.10 Preview 3 a ...

Adjusting properties of a Blueprint instance's components in the level does not update references to the properties in the BP's Construction Script

UE - Gameplay - Components - Oct 6, 2015

Adjusting properties of a Blueprint instance's components in the level does not update references to the properties in the BP's Construction Script. Note: this would work in 4.8.3. Reproduced in 4. ...

While a Custom Event's delegate pin is connected to anything its details are not visible in the Details panel

UE - Gameplay - Blueprint - Oct 27, 2015

While a Custom Event's delegate pin is connected to anything its details are not visible in the Details panel. Tested with an empty reroute node as noted below as well as a Set Timer node. Reproduc ...

Getting a TextBlock variable from the Return Value of a Create Widget node inside a Player Controller will cancel all the nodes before it in Standalone

UE - Gameplay - Blueprint - May 15, 2015

Getting a TextBlock variable from the Return Value of a Create Widget node inside a Player Controller will cancel all the nodes before it in Standalone. Does not occur in other PIE modes, and does n ...

Disabling Editor Sounds Doesn't Prevent Compile Sound From Playing

Tools - Nov 10, 2015

Disabling the Editor Sounds under Editor Preferences->Level Editor->Miscellaneous->Sound->Enable Editor Sounds doesn't stop the Compile sound from playing when you click the Compile button in the ed ...

Execution reroute nodes become wildcard reroute nodes when creating a second reroute node off the same execution pin

UE - Gameplay - Blueprint - Sep 21, 2015

Execution reroute nodes become wildcard reroute nodes when creating a second reroute node off the same execution pin. Note: this does not appear to affect their functionality as execution reroute no ...

Pick New sprite option becomes unavailable if you change the view options

Tools - Jan 4, 2018

The Pick New sprite option becomes unavailable if you change the view options to either tile or column when working with the keyframes of a 2D animation. This issue affects the project indefinitely ...

Using Collapse to Function with a For Each Loop Adds a Return Node to the Loop Body

UE - Gameplay - Blueprint - Nov 16, 2015

When you create a blueprint setup with a For Each loop and attempt to use Collapse to Function, the return node is connected to the loop body as well as the completed pin. This causes an issue becau ...

NavMesh Not Updating When Collision is Manually Added to/Removed From a Static Mesh

UE - AI - Nov 9, 2015

When you add or remove collision manually, the NavMesh will not update, even after rebuilding paths. The only way to get the NavMesh to update when collision is changed manually is to restart the ed ...