Error
Error Code:
3139
MySQL Error 3139: Replication Channel Operation Not Allowed
Description
This error indicates that an attempted operation, such as starting or stopping a slave, cannot be performed on a specified replication channel. It typically occurs when the channel is not in the correct state, the user lacks privileges, or the channel is managed by an automated system like Group Replication.
Error Message
%s cannot be performed on channel '%s'.
Known Causes
4 known causesChannel State Mismatch
The replication channel is not in the expected state (e.g., already running, stopped, or unconfigured) for the attempted operation.
Insufficient User Privileges
The MySQL user attempting to perform the replication operation lacks the necessary `REPLICATION SLAVE ADMIN` or `SUPER` privileges.
Group Replication Management
The replication channel is managed by MySQL Group Replication, which prohibits direct manual operations on its internal channels.
Invalid Channel Name
The specified replication channel name does not exist or is misspelled, preventing the operation from being targeted correctly.
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