[Port] [6000.5] Missing null check when destroying runtime debug UI by exiting play mode

svc-reach-platform-support · Evergreen · commit 6da04e130516 · 2026-04-02T16:21:50.000Z
diff --git a/Packages/com.unity.render-pipelines.core/Runtime/Debugging/RuntimeDebugWindow.cs b/Packages/com.unity.render-pipelines.core/Runtime/Debugging/RuntimeDebugWindow.cs
@@ -139,7 +139,7 @@ void OnDestroy()
 
                 // Need to unregister here as well because when the UI is closed and reopened, it is a different object so the member
                 // function will be a different object and the Unregister call in RecreateGUI does nothing.
-                m_PanelRootElement.UnregisterCallback<NavigationMoveEvent>(ConvertNavigationMoveEvents, TrickleDown.TrickleDown);               
+                m_PanelRootElement?.UnregisterCallback<NavigationMoveEvent>(ConvertNavigationMoveEvents, TrickleDown.TrickleDown);
             }
 
             DebugManager.instance.displayRuntimeUI = false;

Original file line number	Diff line number	Diff line change
`@@ -139,7 +139,7 @@ void OnDestroy()`
`139`	`139`
`140`	`140`	`// Need to unregister here as well because when the UI is closed and reopened, it is a different object so the member`
`141`	`141`	`// function will be a different object and the Unregister call in RecreateGUI does nothing.`
`142`		`- m_PanelRootElement.UnregisterCallback<NavigationMoveEvent>(ConvertNavigationMoveEvents, TrickleDown.TrickleDown);`
	`142`	`+ m_PanelRootElement?.UnregisterCallback<NavigationMoveEvent>(ConvertNavigationMoveEvents, TrickleDown.TrickleDown);`
`143`	`143`	`}`
`144`	`144`
`145`	`145`	`DebugManager.instance.displayRuntimeUI = false;`