gumentException: An item with the same key has already been added. Key: SharedItemDefinition
System.Collections.Generic.Dictionary`2[TKey,TValue].TryInsert (TKey key, TValue value, System.Collections.Generic.InsertionBehavior behavior) (at <9577ac7a62ef43179789031239ba8798>:0)
System.Collections.Generic.Dictionary`2[TKey,TValue].Add (TKey key, TValue value) (at <9577ac7a62ef43179789031239ba8798>:0)
BehaviorDesigner.Editor.VariableInspector.FindAllSharedVariableTypes (System.Boolean removeShared) (at <59a5905788cf4a0d801f900b29f20efe>:0)
BehaviorDesigner.Editor.VariableInspector.DrawHeader (BehaviorDesigner.Runtime.IVariableSource variableSource, System.Boolean fromGlobalVariablesWindow, System.Single& variableStartPosition, System.String& variableName, System.Boolean& focusNameField, System.Int32& variableTypeIndex, System.Int32& selectedVariableIndex, System.String& selectedVariableName, System.Int32& selectedVariableTypeIndex) (at <59a5905788cf4a0d801f900b29f20efe>:0)
BehaviorDesigner.Editor.VariableInspector.DrawVariables (BehaviorDesigner.Runtime.IVariableSource variableSource, BehaviorDesigner.Runtime.BehaviorSource behaviorSource, System.String& variableName, System.Boolean& focusNameField, System.Int32& variableTypeIndex, UnityEngine.Vector2& scrollPosition, System.Collections.Generic.List`1[System.Single]& variablePosition, System.Single& variableStartPosition, System.Int32& selectedVariableIndex, System.String& selectedVariableName, System.Int32& selectedVariableTypeIndex) (at <59a5905788cf4a0d801f900b29f20efe>:0)
BehaviorDesigner.Editor.VariableInspector.DrawVariables (BehaviorDesigner.Runtime.BehaviorSource behaviorSource) (at <59a5905788cf4a0d801f900b29f20efe>:0)
BehaviorDesigner.Editor.BehaviorDesignerWindow.DrawPropertiesBox () (at <59a5905788cf4a0d801f900b29f20efe>:0)
BehaviorDesigner.Editor.BehaviorDesignerWindow.Draw () (at <59a5905788cf4a0d801f900b29f20efe>:0)
BehaviorDesigner.Editor.BehaviorDesignerWindow.OnGUI () (at <59a5905788cf4a0d801f900b29f20efe>:0)
UnityEditor.HostView.InvokeOnGUI (UnityEngine.Rect onGUIPosition, UnityEngine.Rect viewRect) (at <1e441e8684a14fe4b8f8a926d91afc3a>:0)
UnityEditor.DockArea.DrawView (UnityEngine.Rect viewRect, UnityEngine.Rect dockAreaRect) (at <1e441e8684a14fe4b8f8a926d91afc3a>:0)
UnityEditor.DockArea.OldOnGUI () (at <1e441e8684a14fe4b8f8a926d91afc3a>:0)
UnityEngine.UIElements.IMGUIContainer.DoOnGUI (UnityEngine.Event evt, UnityEngine.Matrix4x4 parentTransform, UnityEngine.Rect clippingRect, System.Boolean isComputingLayout, UnityEngine.Rect layoutSize, System.Action onGUIHandler, System.Boolean canAffectFocus) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/IMGUIContainer.cs:366)
UnityEngine.UIElements.IMGUIContainer.HandleIMGUIEvent (UnityEngine.Event e, UnityEngine.Matrix4x4 worldTransform, UnityEngine.Rect clippingRect, System.Action onGUIHandler, System.Boolean canAffectFocus) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/IMGUIContainer.cs:676)
UnityEngine.UIElements.IMGUIContainer.HandleIMGUIEvent (UnityEngine.Event e, System.Action onGUIHandler, System.Boolean canAffectFocus) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/IMGUIContainer.cs:648)
UnityEngine.UIElements.IMGUIContainer.HandleIMGUIEvent (UnityEngine.Event e, System.Boolean canAffectFocus) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/IMGUIContainer.cs:641)
UnityEngine.UIElements.IMGUIContainer.SendEventToIMGUIRaw (UnityEngine.UIElements.EventBase evt, System.Boolean canAffectFocus, System.Boolean verifyBounds) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/IMGUIContainer.cs:607)
UnityEngine.UIElements.IMGUIContainer.SendEventToIMGUI (UnityEngine.UIElements.EventBase evt, System.Boolean canAffectFocus, System.Boolean verifyBounds) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/IMGUIContainer.cs:596)
UnityEngine.UIElements.IMGUIContainer.HandleEvent (UnityEngine.UIElements.EventBase evt) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/IMGUIContainer.cs:529)
UnityEngine.UIElements.CallbackEventHandler.HandleEventAtTargetPhase (UnityEngine.UIElements.EventBase evt) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/Events/EventHandler.cs:125)
UnityEngine.UIElements.MouseCaptureDispatchingStrategy.DispatchEvent (UnityEngine.UIElements.EventBase evt, UnityEngine.UIElements.IPanel panel) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/Events/MouseCaptureDispatchingStrategy.cs:83)
UnityEngine.UIElements.EventDispatcher.ApplyDispatchingStrategies (UnityEngine.UIElements.EventBase evt, UnityEngine.UIElements.IPanel panel, System.Boolean imguiEventIsInitiallyUsed) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/EventDispatcher.cs:373)
UnityEngine.UIElements.EventDispatcher.ProcessEvent (UnityEngine.UIElements.EventBase evt, UnityEngine.UIElements.IPanel panel) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/EventDispatcher.cs:336)
UnityEngine.UIElements.EventDispatcher.ProcessEventQueue () (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/EventDispatcher.cs:299)
UnityEngine.UIElements.EventDispatcher.OpenGate () (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/EventDispatcher.cs:264)
UnityEngine.UIElements.EventDispatcherGate.Dispose () (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/EventDispatcher.cs:75)
UnityEngine.UIElements.EventDispatcher.ProcessEvent (UnityEngine.UIElements.EventBase evt, UnityEngine.UIElements.IPanel panel) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/EventDispatcher.cs:364)
UnityEngine.UIElements.EventDispatcher.Dispatch (UnityEngine.UIElements.EventBase evt, UnityEngine.UIElements.IPanel panel, UnityEngine.UIElements.DispatchMode dispatchMode) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/EventDispatcher.cs:216)
UnityEngine.UIElements.BaseVisualElementPanel.SendEvent (UnityEngine.UIElements.EventBase e, UnityEngine.UIElements.DispatchMode dispatchMode) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/Panel.cs:411)
UnityEngine.UIElements.UIElementsUtility.DoDispatch (UnityEngine.UIElements.BaseVisualElementPanel panel) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/UIElementsUtility.cs:466)
UnityEngine.UIElements.UIElementsUtility.UnityEngine.UIElements.IUIElementsUtility.ProcessEvent (System.Int32 instanceID, System.IntPtr nativeEventPtr, System.Boolean& eventHandled) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/UIElementsUtility.cs:209)
UnityEngine.UIElements.UIEventRegistration.ProcessEvent (System.Int32 instanceID, System.IntPtr nativeEventPtr) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/UIElementsUtility.cs:74)
UnityEngine.UIElements.UIEventRegistration+<>c.<.cctor>b__1_2 (System.Int32 i, System.IntPtr ptr) (at Library/PackageCache/com.unity.ui@1.0.0-preview.13/Core/UIElementsUtility.cs:28)
UnityEngine.GUIUtility.ProcessEvent (System.Int32 instanceID, System.IntPtr nativeEventPtr, System.Boolean& result) (at <a8eb1be68acb4659af00824c7808e2c0>:0)