HP A.06.11 - Manual (Page 275)

Problems
Problem
Data Protector reports the following error during backup or restore:
[Critical] From: [email protected] "INSTANCE"
Time: 02/06/04 18:17:18 Error: SAPDB responded with:
-24920,ERR_BACKUPOP: backup operation was unsuccessful
The database was unable to fulfill a request
(-2025, Invalid number of backup devices).
Action
Increase the value of the SAP DB/MaxDB MAXBACKUPDEVS parameter to a value
that is greater than or equal to the value of the Data Protector Parallelism option,
or reduce the value of the Data Protector Parallelism option.
Problem
An SAP DB/MaxDB instance cannot be started after restore
Action
Using the SAP DB/MaxDB db_restartinfo command, check if the instance can
be restarted.
• If the instance cannot be restarted, most probably the existing log volumes do not
contain enough data to restart the instance from data volumes. The required
differential or transactional backups might not have been restored.
• If the instance can be restarted, check the SAP DB/MaxDB instance kernel error
file for errors.
If there was insufficient space for SAP DB/MaxDB logs at some point of time,
logs might have been corrupted: delete the logs (using the dbmcli util_execute
clear log
command) or contact SAP DB/MaxDB or Data Protector support.
Problem
A restore from an object copy hangs
Action
Before restarting the restore:
Integration guide for Oracle and SAP 275