ArgumentException: Empty path name is not legal.
System.IO.StreamReader..ctor (System.String path, System.Text.Encoding encoding, System.Boolean detectEncodingFromByteOrderMarks, System.Int32 bufferSize, System.Boolean checkHost) (at <695d1cc93cca45069c528c15c9fdd749>:0)
System.IO.StreamReader..ctor (System.String path, System.Text.Encoding encoding, System.Boolean detectEncodingFromByteOrderMarks, System.Int32 bufferSize) (at <695d1cc93cca45069c528c15c9fdd749>:0)
System.IO.StreamReader..ctor (System.String path, System.Boolean detectEncodingFromByteOrderMarks) (at <695d1cc93cca45069c528c15c9fdd749>:0)
System.IO.StreamReader..ctor (System.String path) (at <695d1cc93cca45069c528c15c9fdd749>:0)
(wrapper remoting-invoke-with-check) System.IO.StreamReader..ctor(string)
System.IO.File.ReadAllText (System.String path) (at <695d1cc93cca45069c528c15c9fdd749>:0)
AssetLens.Reference.RefData.New (System.String guid) (at Packages/calci.unity.assetlens/Editor/Reference/Model/RefData.cs:112)
AssetLens.Reference.RefData.Get (System.String guid) (at Packages/calci.unity.assetlens/Editor/Reference/Model/RefData.cs:101)
AssetLens.Reference.ReferenceWindow.CollectData () (at Packages/calci.unity.assetlens/Editor/Reference/Visualize/ReferenceWindow.cs:192)
AssetLens.Reference.ReferenceWindow.OnGUI () (at Packages/calci.unity.assetlens/Editor/Reference/Visualize/ReferenceWindow.cs:50)
UnityEditor.HostView.InvokeOnGUI (UnityEngine.Rect onGUIPosition, UnityEngine.Rect viewRect) (at <cb5f6353539a46708761eca227df3590>:0)
UnityEditor.DockArea.DrawView (UnityEngine.Rect viewRect, UnityEngine.Rect dockAreaRect) (at <cb5f6353539a46708761eca227df3590>:0)
UnityEditor.DockArea.OldOnGUI () (at <cb5f6353539a46708761eca227df3590>: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 <432323cb268c47d2a6f4dd832d1a1c97>:0)
UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr, Boolean&)
ArgumentException: Empty path name is not legal.
System.IO.StreamReader..ctor (System.String path, System.Text.Encoding encoding, System.Boolean detectEncodingFromByteOrderMarks, System.Int32 bufferSize, System.Boolean checkHost) (at <695d1cc93cca45069c528c15c9fdd749>:0)
System.IO.StreamReader..ctor (System.String path, System.Text.Encoding encoding, System.Boolean detectEncodingFromByteOrderMarks, System.Int32 bufferSize) (at <695d1cc93cca45069c528c15c9fdd749>:0)
System.IO.StreamReader..ctor (System.String path, System.Boolean detectEncodingFromByteOrderMarks) (at <695d1cc93cca45069c528c15c9fdd749>:0)
System.IO.StreamReader..ctor (System.String path) (at <695d1cc93cca45069c528c15c9fdd749>:0)
(wrapper remoting-invoke-with-check) System.IO.StreamReader..ctor(string)
System.IO.File.ReadAllText (System.String path) (at <695d1cc93cca45069c528c15c9fdd749>:0)
AssetLens.Reference.RefData.New (System.String guid) (at Packages/calci.unity.assetlens/Editor/Reference/Model/RefData.cs:112)
AssetLens.Reference.RefData.Get (System.String guid) (at Packages/calci.unity.assetlens/Editor/Reference/Model/RefData.cs:101)
AssetLens.Reference.ReferenceWindow.CollectData () (at Packages/calci.unity.assetlens/Editor/Reference/Visualize/ReferenceWindow.cs:192)
AssetLens.Reference.ReferenceWindow.OnGUI () (at Packages/calci.unity.assetlens/Editor/Reference/Visualize/ReferenceWindow.cs:50)
UnityEditor.HostView.InvokeOnGUI (UnityEngine.Rect onGUIPosition, UnityEngine.Rect viewRect) (at <cb5f6353539a46708761eca227df3590>:0)
UnityEditor.DockArea.DrawView (UnityEngine.Rect viewRect, UnityEngine.Rect dockAreaRect) (at <cb5f6353539a46708761eca227df3590>:0)
UnityEditor.DockArea.OldOnGUI () (at <cb5f6353539a46708761eca227df3590>: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 <432323cb268c47d2a6f4dd832d1a1c97>:0)
UnityEngine.UIElements.IMGUIContainer.HandleIMGUIEvent (UnityEngine.Event e, UnityEngine.Matrix4x4 worldTransform, UnityEngine.Rect clippingRect, System.Action onGUIHandler, System.Boolean canAffectFocus) (at <432323cb268c47d2a6f4dd832d1a1c97>:0)
UnityEngine.UIElements.IMGUIContainer.DoIMGUIRepaint () (at <432323cb268c47d2a6f4dd832d1a1c97>:0)
UnityEngine.UIElements.UIR.RenderChainCommand.ExecuteNonDrawMesh (UnityEngine.UIElements.UIR.DrawParams drawParams, System.Single pixelsPerPoint, System.Exception& immediateException) (at <432323cb268c47d2a6f4dd832d1a1c97>:0)
Rethrow as ImmediateModeException
UnityEngine.UIElements.UIR.RenderChain.Render () (at <432323cb268c47d2a6f4dd832d1a1c97>:0)
UnityEngine.UIElements.UIRRepaintUpdater.Update () (at <432323cb268c47d2a6f4dd832d1a1c97>:0)
UnityEngine.UIElements.VisualTreeUpdater.UpdateVisualTreePhase (UnityEngine.UIElements.VisualTreeUpdatePhase phase) (at <432323cb268c47d2a6f4dd832d1a1c97>:0)
UnityEngine.UIElements.Panel.UpdateForRepaint () (at <432323cb268c47d2a6f4dd832d1a1c97>:0)
UnityEngine.UIElements.Panel.Repaint (UnityEngine.Event e) (at <432323cb268c47d2a6f4dd832d1a1c97>:0)
UnityEngine.UIElements.UIElementsUtility.DoDispatch (UnityEngine.UIElements.BaseVisualElementPanel panel) (at <432323cb268c47d2a6f4dd832d1a1c97>:0)
UnityEngine.UIElements.UIElementsUtility.UnityEngine.UIElements.IUIElementsUtility.ProcessEvent (System.Int32 instanceID, System.IntPtr nativeEventPtr, System.Boolean& eventHandled) (at <432323cb268c47d2a6f4dd832d1a1c97>:0)
UnityEngine.UIElements.UIEventRegistration.ProcessEvent (System.Int32 instanceID, System.IntPtr nativeEventPtr) (at <432323cb268c47d2a6f4dd832d1a1c97>:0)
UnityEngine.UIElements.UIEventRegistration+<>c.<.cctor>b__1_2 (System.Int32 i, System.IntPtr ptr) (at <432323cb268c47d2a6f4dd832d1a1c97>:0)
UnityEngine.GUIUtility.ProcessEvent (System.Int32 instanceID, System.IntPtr nativeEventPtr, System.Boolean& result) (at <9ff04fda545c4aacb8dab659ad40b2f4>:0)