*Steps to reproduce:*
# Open any Project
# Import the attached Unity Package
# In the Project Browser search for "v2Animator" and open it
# Double click the State "Running Blendtree"
# Select either the "Walk" or "Run" Blend Tree
# Go back to the Base Layer and right click anywhere on the black board
# Select "Create State > From Selected Clip"

*Actual results:* Error "NullReferenceException: Object reference not set to an instance of an object
UnityEditor.Graphs.AnimationStateMachine.GraphGUI.AddStateFromSelectedMotionCallback (System.Object data) (at <ba877b655e90405cae8628ad9b835066>:0)
UnityEditor.GenericMenu.CatchMenu (System.Object userData, System.String[] options, System.Int32 selected) (at <dff6788e8d804d65aac3289e2f500ade>:0)" is logged

*Expected results:* No Error is logged and Blend Tree is not considered as a selected Clip

*Reproducible with versions:* 2022.3.64f1, 6000.0.54f1, 6000.1.14f1, 6000.2.0b13, 6000.3.0a3

*Tested on (OS):* Windows 11