Ok so I have upgraded to the new version of JDev today, all seems good. Let the fun and games commence. Will update this post once I have anything I spot. Hmmn Gridlink Datasource and MultiData Source lots of reading up to do. New Entitlement Grants in jazn look good. Our applications seems to be working as before... Spoke to soon : 1) java.sql.SQLException: Attempt to set a parameter name that does not occur in the SQL: defaultSelection A) Dont map a bind variable with a default to a transient attribute in VO. 2) oracle.security.idm.ObjectNotFoundException: No User found matching the criteria A) Think this is to do with the fact that our provider is the first in the list. Will investigate later as it has no impact. 3) One Screen is now vastly slower. A) Make sure your tuning parameters are set this fixed it for me. 4) When trying to run one of our sub projects stand alone: oracle.adf.controller.security.AuthorizationException: ADFC-0619: Authorization check failed: ...