Error
Error Code:
ORA-28596
Oracle Extproc Credential Error
Description
The ORA-28596 error indicates an invalid or disabled credential string was used for an external procedure (extproc) call. This typically occurs when the database tries to execute a PL/SQL library that requires external authentication, and the provided credentials are not valid or properly enabled.
Error Message
ORA-28596: Extproc agent: Invalid or disabled credential string
Known Causes
4 known causesInvalid Credential
The username or password stored in the credential object is incorrect. This can happen due to typos or password changes.
Disabled Credential
The credential object has been disabled, preventing its use for authentication. This can be done intentionally or unintentionally by a database administrator.
Incorrect Credential Mapping
The PL/SQL library or external procedure is configured to use the wrong credential object. This results in the database attempting to authenticate with the wrong information.
Credential Object Corruption
The credential object itself might be corrupted within the database metadata. This is a less common cause but can occur due to database issues.
Solutions
Coming SoonDetailed 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