7 Replies Latest reply: Nov 14, 2012 10:09 AM by 974023 RSS

    ORA-15001: diskgroup "DG_NSOQACC" does not exist or is not mounted

    974023
      Hi experts,

      I need your help for this error, i'm newbie on this forum.

      I trying to start a database, but i can't.

      How do i solve this problem?


      [oracle@ilmatar root]$ sqlplus "/as sysdba"
      SQL*Plus: Release 11.2.0.3.0 Production on Tue Nov 13 16:06:32 2012
      Copyright (c) 1982, 2011, Oracle. All rights reserved.

      Connected to an idle instance.

      SQL> startup;
      ORA-01078: failure in processing system parameters
      ORA-01565: error in identifying file '+DG_NSOQACC/NFOQACC/spfileNFOQACC.ora'
      ORA-17503: ksfdopn:2 Failed to open file +DG_NSOQACC/NFOQACC/spfileNFOQACC.ora
      ORA-15056: additional error message
      ORA-17503: ksfdopn:2 Failed to open file +DG_NSOQACC/nfoqacc/spfilenfoqacc.ora
      ORA-15001: diskgroup "DG_NSOQACC" does not exist or is not mounted
      ORA-06512: at line 4
      SQL>

      This problem happened when an user change the charset on this machine from en_US.UTF8 to en_US.ISO-8859-1, when the database was online.
      Then this machine was rebooted.

      Can someone help me with this issue?

      Regards.

      Marco