Note: For additional ORA-600 related information please read Note:146580.1
PURPOSE:
This article discusses the internal error "ORA-600 [4512]", what
it means and possible actions. The information here is only applicable
to the versions listed and is provided only for guidance.
ERROR:
Format: ORA-600 [4512]
VERSIONS: versions 6.0 and above DESCRIPTION: Oracle is checking the status of transaction locks within a block. If the lock number is greater than the number of lock entries, ORA-600 [4512] is reported followed by a stack trace, process state and block dump. This error possibly indicates a block corruption. FUNCTIONALITY: TRANSACTION BLOCK CODE IMPACT: PROCESS FAILURE POSSIBLE PHYSICAL BLOCK CORRUPTION SUGGESTIONS: Treat it as block corruption. E.g if in archivelog mode, restore and rollforward. See Note:28814.1 for block corruption diagnostics and resolution options. If the Known Issues section below does not help in terms of identifying a solution, please submit the trace files and alert.log to Oracle Support Services for further analysis. Known Issues: You can restrict the list below to issues likely to affect one of the following versions by clicking the relevant button:
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