Category Archives: ORA Database Error Messages

ORA-00316: log string of thread string, type string in header is not log file

ORA-00316: log string of thread string, type string in header is not log file

ORA-00316: log string of thread string, type string in header is not log file
Cause: The online log is corrupted or is an old version.
Action: Find and install correct version of log or reset logs.

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ORA-00315: log string of thread string, wrong thread # string in header

ORA-00315: log string of thread string, wrong thread # string in header

ORA-00315: log string of thread string, wrong thread # string in header
Cause: The online log is corrupted or is an old version.
Action: Find and install correct version of log or reset logs.

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ORA-00314: log string of thread string, expected sequence# string doesn’t match string

ORA-00314: log string of thread string, expected sequence# string doesn’t match string

ORA-00314: log string of thread string, expected sequence# string doesn’t match string
Cause: The online log is corrupted or is an old version.
Action: Find and install correct version of log or reset logs.

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ORA-00313: open failed for members of log group string of thread string

ORA-00313: open failed for members of log group string of thread string

ORA-00313: open failed for members of log group string of thread string
Cause: The online log cannot be opened. May not be able to find file.
Action: See accompanying errors and make log available.

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ORA-00312: online log string thread string: ‘string’

ORA-00312: online log string thread string: ‘string’

ORA-00312: online log string thread string: ‘string’
Cause: This message reports the filename for details of another message.
Action: Other messages will accompany this message. See the associated messages for the appropriate action to take.

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ORA-00311: cannot read header from archived log

ORA-00311: cannot read header from archived log

ORA-00311: cannot read header from archived log
Cause: An I/O error occurred when attempting to read the log file header from the specified archived redo log file.
Action: Other messages will accompany this message. See the associated messages for the appropriate action to take.

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ORA-00310: archived log contains sequence string; sequence string required

ORA-00310: archived log contains sequence string; sequence string required

ORA-00310: archived log contains sequence string; sequence string required
Cause: The archived log is out of sequence, probably because it is corrupted or the wrong redo log filename was specified
Action: Specify the correct redo log file; then retry the operation.

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ORA-00309: log belongs to wrong database

ORA-00309: log belongs to wrong database

ORA-00309: log belongs to wrong database
Cause: The system cannot access the archived redo log because it belongs to another database.
Action: Specify the correct redo log file, then retry the operation.

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ORA-00308: cannot open archived log ‘string’

ORA-00308: cannot open archived log ‘string’

ORA-00308: cannot open archived log ‘string’
Cause: The system cannot access a required archived redo log file.
Action: Check that the off line log exists, the storage device is online, and the archived file is in the correct location. Then attempt to continue recovery or restart the recovery session.

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ORA-00307: requested INSTANCE_NUMBER out of range, maximum is string

ORA-00307: requested INSTANCE_NUMBER out of range, maximum is string

ORA-00307: requested INSTANCE_NUMBER out of range, maximum is string
Cause: The initialization parameter INSTANCE_NUMBER specified a number that was out of range.
Action: Change INSTANCE_NUMBER to a valid range and restart the instance. The minimum value is one and the maximum value is the lower of the operating system-specific maximum or the MAXINSTANCES option specified in the CREATE DATABASE statement. See also your operating system-specific Oracle documentation.

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