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Fixed in 2018.1.X

Fixed in 2017.2.X, 2017.3.X



Found in


Issue ID




Crash on scripting_object_get_class when dragging empty Script component to a GameObject in Hierarchy

Inspector Framework


How to reproduce:
1. Open "ScriptCrash" project and "Repro" scene
2. Click on the "GameObject" in Hierarchy, notice that it has an empty Script component
3. Drag the component from Inspector window onto one of the GameObjects in Hierarchy

Expected result - Component does not get added, some warning in the console appears
Actual result - Crash occurs on:

========== OUTPUTING STACK TRACE ==================

0x0000000141197982 (Unity) scripting_object_get_class
0x000000014187C078 (Unity) HandleCopyMonoBehaviourToGameObjectDragAndDrop
0x000000014187C93E (Unity) DragAndDropForwarding::ForwardDragAndDrop
0x000000014149A129 (Unity) InternalEditorUtility_CUSTOM_HierarchyWindowDrag
0x000000006376297B (Mono JIT Code) (wrapper managed-to-native) UnityEditorInternal.InternalEditorUtility:HierarchyWindowDrag (UnityEditor.HierarchyProperty,bool,UnityEditorInternal.InternalEditorUtility/HierarchyDropMode)
0x0000000063760CA4 (Mono JIT Code) [C:\buildslave\unity\build\Editor\Mono\GUI\TreeView\AssetOrGameObjectTreeViewDragging.cs:149] UnityEditor.GameObjectsTreeViewDragging:DoDrag (UnityEditor.IMGUI.Controls.TreeViewItem,UnityEditor.IMGUI.Controls.TreeViewItem,bool,UnityEditor.IMGUI.Controls.TreeViewDragging/DropPosition)

Regression introduced in - 2017.1.0a5
Reproducible with - 2017.3.0a7, 2017.2.0b11, 2017.1.1p1, 2017.1.0a5
Not reproducible with - 2017.1.0a4, 2017.1.1p5, 5.6.3p3

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