OGG-05500
Detected database metadata mismatch between current trail file {0} and the previous sequence. The source database may be upgraded or downgraded.\n{1}
Cause
An inconsistency in database metadata was detected between the current and previous trail file.
Action
If the source database is upgraded or downgraded and the error occurs on Replicat, reposition the Replicat to the current trail sequence number and rba 0 and restart the Replicat. If there is no database upgrade or downgrade, contact Oracle support.