Error
Error Code:
0P000
PostgreSQL Error 0P000: Invalid Role Specification
Description
The PostgreSQL error 0P000, 'invalid role specification', indicates that the role (user) specified in a connection string, command, or configuration does not exist or is not recognized by the PostgreSQL server. This error typically occurs when attempting to connect to the database, execute commands requiring a specific user context, or during database administration tasks involving roles.
Error Message
invalid role specification
Known Causes
3 known causesRole does not exist
The specified role name (username) has not been created in the PostgreSQL database system.
Typographical error or case mismatch
The role name was misspelled or the case did not match the actual role name, as PostgreSQL role names are case-sensitive unless explicitly quoted.
Role was dropped or renamed
The role specified was previously valid but has since been removed or had its name changed in the PostgreSQL database.
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