Oracle Error Message
ORA-39727: COMPATIBLE must be set to 10.0.0.0.0 or higher
Reason for the Error
An add/drop column operation for compressed table has been performed on the database. This requires COMPATIBLE to be set to 10.0.0.0.0 or higher during upgrade from 9.2 to a 10i or higher release.
Solution
Set COMPATIBLE to 10.0.0.0.0 and retry the upgrade.