Upgrade APEX to 4.0.1 encounters “ORA-20011: Approximate NDV failed: ORA-08103: object no longer exists”
Few weeks back, we’ve upgraded multiple APEX installations (development, test and production) to new version 4.0.1 from the default version 3.0.1.00.12 in Oracle 11g R1. The upgrade (just running the apexins.sql) went well for all except one. We got a strange error during the last stage of installation. Performing Application Express component validation – please …