Release : 9.2.0, 20.1
How to delete or merge old (obsolete) origins so they no longer display in IM or UMP:
Essentially, you can run a query like:
SELECT * FROM S_QOS_DATA WHERE ORIGIN = '<OLD/BAD/WRONG ORIGIN_NAME>'
UPDATE S_QOS_DATA SET origin= '<new_origin_name>' WHERE origin ='<old_bad_origin>' OR nim_origin = '<old_bad_origin>'
But please review the article listed above for more details.