How to fix the Oracle error ORA-13707: Either the start snapshot string or the end snapshot string is incomplete or missing key statistics.?

In this post, you’ll learn more about the Oracle ErrorORA-13707: Either the start snapshot string or the end snapshot string is incomplete or missing key statistics. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-13707: Either the start snapshot string or the end snapshot string is incomplete or missing key statistics.

Reason for the Error ORA-13707: Either the start snapshot string or the end snapshot string is incomplete or missing key statistics.

Either the start or the end snaphots was missing or purged or had encountered errors while creating them.

How to fix the Error ORA-13707: Either the start snapshot string or the end snapshot string is incomplete or missing key statistics. ?

You can fix this error in Oracle by following the below steps

Verify that AWR is done taking these two snapshots, or Look in DBA_HIST_SNAP_ERROR to find what tables are missing in the start/end snapshots. Use the ERROR_NUMBER column in that view together with the alert log to identify the reason for failure and take necessary action to prevent such failures in the future. Try running ADDM on a different snapshot range that has valid start and end snapshots.