Unreal Engine Issues
Unreal Engine Issues
Material Layers cannot be re-ordered by dragging in the Material Layer Parameters tab
UE - Rendering - Architecture - Materials - Jun 9, 2026Material Layers cannot be re-ordered by dragging in the Material Layer Parameters tab even though there is UI for dragging the rows and the rows appear to be draggable. ...
Lock Actor Movement doesn't prohibit rotating an object by turning the viewport while piloting it.
Tools - Jun 12, 2015If you pilot an object and wish for it not be moved, such as a camera, you can use the Lock Actor Movement option. This will stop the object from moving, but it will not stop the object from being r ...
Log Text, Log Location, and Log Box Shape, do not appear in Blueprint Visual Logger or Output Log
UE - AI - Jan 24, 2016Debug information from blueprint visual loggers (log text, loglocation, logboxshape) do not print to either the message log or output log. This can be problematic as the visual debugger specifically ...
Flickering windows with four player PIE on Laptop Geforce cards
UE - Graphics Features - Oct 1, 2015Flickering windows with four player PIE on Laptop (mobile) Geforce cards. See attached video, or video link from the answerhub thread. It happens repeatedly and very frequently. ...
Objects do not Scale relative to their Temporary Pivot Point (Alt+MMB Click)
Tools - Mar 19, 2015After temporarily moving the pivot point (Alt+Middle Mouse Click on the center of the translate tool), you can switch to scale. However, the object still scales from it's original (permanent) pivot ...
Event Trace Log prints node actions multiple times
UE - Gameplay - Blueprint - Jun 10, 2015If a blueprint has a breakpoint on a node and that node is utilized in PIE, the Event Trace in the Debug Log window will register each action taken by the blueprint multiple times. ...
Full Scene Importer Blueprint will only set as Movable Components
UE - Editor - Content Pipeline - Import and Export - Jun 22, 2016When importing a full scene using the Full Scene Importer and having it create a Blueprint actor that will set it's default mobility to static. Even unchecking the Import as Dynamic option will not ...
Scroll bar on Project Settings - Collision menu behaves strangely.
UE - Editor - UI Systems - Slate - Jun 1, 2015The scroll bar in the Engine - Collision menu in Project Settings doesn't appear when it first should, and when it does, it resizes and moves oddly. Edit MattK: variable length widgets inside of a ...
Viewport Flickers when opening a Blueprint and Setting it as a Docked Tab on El Capitan
UE - Platform - Apple - Apr 4, 2016When docking a blueprint as a tab in the main viewport the sprites and other actors placed in the default scene (including player start) begin to flicker. This flicker persists until you close and ...
Color Picker changes Hex Value when manually entered
Tools - Aug 22, 2014In the Material Instance, the color picker will change the color when typing in the Hex Value. IMPACT: Incorrect color selection through manual Hex Code input WORKAROUND: Do not ...