Morning Rich, On 21/06/12 18:06, Rich Jesse wrote: >... > Having tested DBUA going from 10.1.0.5.0 to 11.2.0.3.0 on AIX, I can say > that my SQLPROMPT didn't cause it any issues -- that I know of! ;) It's fine with SET and SHOW and actual SQL*Plus commands. Just don't have anything that needs the database to be up and running to execute - so, basically, no SQL! Cheers, Norm. -- Norman Dunbar Dunbar IT Consultants Ltd Registered address: Thorpe House 61 Richardshaw Lane Pudsey West Yorkshire United Kingdom LS28 7EL Company Number: 05132767 -- //www.freelists.org/webpage/oracle-l