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2493085 - ORA-27300,ORA-27301,ORA-27302 error occurs when restart the database in Windows


When you restart Oracle instance, you found the following errors in Oracle alert log.

Errors in file <driver>:\oracle\<SID>\saptrace\diag\rdbms\<sid>\<sid>\trace\<sid>_ora_<num>.trc:
ORA-27300: OS system dependent operation:open failed with status: 5
ORA-27301: OS failure message:Access is denied.
ORA-27302: failure occured at:sskgmsmr_7



  • RDBMS: Oracle12c (, OFS (
  • OS: Windows Server 2008 R2, Windows Server 2012


ORA-27300, ORA-27301, ORA-27302, open failed with status 5, access is denied, sskgmsmr_7 , KBA , BC-DB-ORA , Oracle , Problem

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