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2959368 - SAP MaxDB log backup failure with return code -9209 - NetWeaver

Symptom

The database is able to take a full data backup successfully. However, there is an issue with the log backup. The log backup may fails with the following error message:

  • -9209 Errortext: System error: history_remove_error
  • -9209 redo_log_read_error 
  • 20000:  Assertion of state read pages for save log are consistent failed!
  • Error reading log at offset <Number>: expected IOSequence <Number> but found IOSequence <Number>


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Environment

SAP NetWeaver on SAP MaxDB database

Product

SAP NetWeaver 2004 ; SAP NetWeaver 7.0 ; SAP NetWeaver 7.1 ; SAP NetWeaver 7.2 ; SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP enhancement package 1 for SAP NetWeaver 7.0 ; SAP enhancement package 1 for SAP NetWeaver 7.3 ; SAP enhancement package 2 for SAP NetWeaver 7.0 ; SAP enhancement package 3 for SAP NetWeaver 7.0

Keywords

-9209, history_remove_error, clear log, redo_log_read_error, Assertion of state read pages for save log are consistent failed, expected IOSequence, found IOSequence , KBA , BC-DB-SDB , MaxDB , BC-DB-LVC , liveCache , Problem

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