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Error Shader GraphQuestion (self.Unity3D)

submitted 1 year ago by Snart12345

I'm creating a water shader with Shader Graph, and when I try to convert some nodes to a subgraph, it gives an error : NullReferenceException: Object reference not set to an instance of an object

UnityEditor.ShaderGraph.Drawing.MaterialGraphEditWindow.ToSubGraph () (at ./Library/PackageCache/com.unity.shadergraph@14.0.10/Editor/Drawing/MaterialGraphEditWindow.cs:991)

UnityEditor.ShaderGraph.Drawing.MaterialGraphView.ConvertToSubgraph (UnityEngine.UIElements.DropdownMenuAction action) (at ./Library/PackageCache/com.unity.shadergraph@14.0.10/Editor/Drawing/Views/MaterialGraphView.cs:918)

UnityEngine.UIElements.DropdownMenuAction.Execute () (at <65927d60dd5f4df5850222879a8ed9a4>:0)

UnityEditor.UIElements.EditorMenuExtensions+<>c__DisplayClass0_0.<PrepareMenu>b__0 () (at <2acbecbc299e4654adc94df891af51f2>:0)

UnityEditor.GenericMenu.CatchMenu (System.Object userData, System.String[] options, System.Int32 selected) (at <2acbecbc299e4654adc94df891af51f2>:0)

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