Exception while switching console configurations in Hibernate Criteria Editor and deleting text

EXECUTE: Create Seam war project with name "Seam_war".
EXECUTE: Create second Seam war project with name "Seam_war2".
EXECUTE: Open Hibernate console View.
EXECUTE: Right Click on Seam_war configuration > Hibernate Criteria Editor
EXECUTE: Press Ctrl+Space
ASSERT: "Session" appears in editor.
EXECUTE: In selectable field in Top of Editor switch Configuration to "Seam_war2".
FAILURE: Unhandled event loop exception
EXECUTE: In editor select text "Session", Press Delete.
FAILURE: java.lang.NullPointerException and Error message.

Logs and screenshots attached:
1st failure: HibernateCritEditor.txt
2nd failure: HibernateCritEditorDelete.txt, HibDeleteError.JPG