Fixed possible null exception in ImGuiManager (#3)

EvergineTeam · Jun 18, 2024 · 499377c · 499377c
1 parent ed37f63
commit 499377c
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/Generator/Test/EvergineImGUITest/Managers/ImGuiManager.cs b/Generator/Test/EvergineImGUITest/Managers/ImGuiManager.cs
@@ -104,7 +104,11 @@ protected override void OnDeactivated()
         {
             base.OnDeactivated();
 
-            var display = this.renderManager.ActiveCamera3D.Display;
+            var display = this.renderManager.ActiveCamera3D?.Display;
+            if ( display == null ) {
+                return;
+            }
+
             display.DisplaySizeChanged -= this.Display_DisplaySizeChanged;
             display.DisplayFrameBufferChanged -= this.Display_DisplayFrameBufferChanged;
             this.renderManager.ActiveCamera3D.DrawContext.OnPostRender -= this.DrawContext_OnPostRender;