Steps to reproduce:

1. Open any Project with Shader Graph Installed
2. Create and open any Shader Graph Asset
3. Create any variable in the Blackboard
4. Right Click it to open the Context Menu and select either Rename or Duplicate

Actual results: When choosing Rename or Duplicate in the Blackboards Context Menu the Context Menu is opened a second time

When selecting multiple items and choosing Delete Error "Cannot show dropdown menu with a target visualElement not in a panel
UnityEngine.GUIUtility:ProcessEvent (int,intptr,bool&)" is logged

When selecting different options in each of the Context Menus Error is logged "ArgumentException: Cannot scroll to a VisualElement that's not a child of the ScrollView content-container."

Expected results: Chosen Option is executed and no secondary Context Menu is opened, no UI Errors are logged

Reproducible with versions: 6000.3.0b4, 6000.3.0b5, 6000.4.0a2

Not reproducible with versions: 2022.3.66f1, 6000.0.60f1, 6000.2.8f1, 6000.3.0b3

Tested on (OS): Windows 11