Error
Error Code: ACFS-05959

Oracle Database Error ACFS-05959: Operation Restricted During Role Reversal

📦 Oracle Database
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Description

This error indicates that an attempted operation on an Oracle ACFS (Automatic Storage Management Cluster File System) resource is not permitted because the system is currently undergoing a role reversal process. This typically occurs during a Data Guard switchover/failover or an ACFS primary/standby transition, where the system state is temporarily unstable or locked to ensure data consistency.
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Error Message

Operation not allowed during role reversal.
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Known Causes

4 known causes
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Active Data Guard Transition
The Oracle database is actively performing a Data Guard switchover or failover operation, changing the primary/standby roles, which temporarily restricts ACFS operations.
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ACFS High Availability Transition
The ACFS file system or volume is in the process of switching its primary or standby role within an ACFS high-availability configuration.
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System State Lock
The system or specific ACFS resource is in an intermediate or locked state during a role change, preventing new operations until the transition completes.
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Premature Operation Attempt
An ACFS operation was attempted immediately after initiating a role reversal, before the entire process had successfully completed and stabilized.
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Solutions

Coming Soon

Detailed step-by-step solutions for this error are being prepared. In the meantime, try these general troubleshooting tips:

General Troubleshooting Tips

  • Check the error message carefully for specific details
  • Review recent changes that might have caused the error
  • Search for the exact error code in the official documentation
  • Check log files for additional context
  • Try restarting the application or service