### OrientDB Version: v2.2.18 ### Java Version: 1.7.0_67 ### OS: macOS 10.11.6 ## Expected behavior When you create a new Edge between 2 vertices, the first panel should ask to choose an E classes through a drop-down menu. ## Actual behavior From time to time, the drop down menu is populated by V classes. ## Steps to reproduce Using the Graph Editor, create 2 Vertices then try to create an Edge between them. Sometime it work, sometime it fail.   