Unreal Engine Issues

Crash when changing a Play Node's "Sequence" to a Montage

I understand that this is not something you're intended to be able to do (Montages aren't used this way), but we should bar the user from inserting a montage into this variable slot. Crash occurs w ...

Crash when editing draw size for a widget component

A crash will occur when editing the Draw Size of a Widget Blueprint in an Actor Blueprint class. Sometimes it will crash instantly after editing the Draw Size and other times it will take a couple ...

Emissive for Static Lighting discarded upon Re-opening Level or Restarting Project

'Emissive for Static Lighting' discarded when restarting or re-opening a project. I discovered this issue while testing [Link Removed]. This issue does not occur in the binary 4.11 release so I hav ...

A static object using 'Complex as simple' collision will not collide with a dynamic object that is simulating physics

If a static object has 'Use Complex collision as simple' set as its collision type, it'll collide with a player but will not collide with objects that are dynamically simulating physics. ...

Landscape renders default material if apply another material instance under ES31 preview

In ES3.1 preview, Landscape will render default material if change landscape material by using material instance of landscape's material. Will render correct if using another material's instance ...

Actors attached to editor only actors have incorrect location in PIE

Pausing simulation in PIE does not pause looped timers on the Server when players is set to more than 1

Pausing simulation in PIE does not pause looped timers on the Server when players is set to more than 1. The Client pauses the timer as expected. With only one player, timers are paused as expected. ...

Auto Align Floor to Mesh causes floor to align well below the mesh

NOTE: This is likely a known issue, but I could not find an existing bug for tracking Auto Align Floor to Mesh causes floor to align well below the mesh. Causes the mesh to float I've tried with ...

Inputs and Outputs missing in Details pane on Interface function that has been transferred to local function

After removing an interface from a blueprint, any interface functions in the blueprint can be transferred to a local function. However, after this occurs, the inputs and outputs are removed from the ...

The Delay node cannot be added to the StandardMacros bp in the Engine folder

The Delay node cannot be added to the StandardMacros bp in the Engine folder. However, the Delay node can be added to a new Macro Library bp and any Macro in an actor class blueprint. ...