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2281105 - RAC instance startup fail with ORA-00304


While performing a system copy or a new installation, you will see the following error in sapinst_dev.log:

Last error reported by the step: SQL statement or script failed. DIAGNOSIS: Error message:
ORA-00304: requested INSTANCE_NUMBER is busy

 The same ORA error will be reported in ora_sql_results.log.



  • Oracle RAC as of 11g
  • Any SAP system
  • Any OS platform


SAP NetWeaver all versions


real application cluster clustered crs grid infrastructure oracle unix linux windows sapinst migration installation system copy export import backup restore , KBA , BC-DB-ORA-RAC , Real Application Clusters (RAC) , BC-INS , Installation Tools (SAP Note 1669327) , Problem

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