In this article, we will provide a comprehensive guide on how to fix the “Rejected send message” error when starting MySQL with Upstart on Ubuntu. This error typically occurs when the command to start MySQL is not properly escalating to root.
To fix the "Rejected send message" error when starting MySQL with Upstart on Ubuntu, use the command sudo service mysql start instead of sudo start mysql. This error occurs when the command to start MySQL is not properly escalating to root. If the error persists, check the system logs for additional information or seek assistance from the Ubuntu or MySQL community.
Understanding the Error
The error message “Rejected send message, 1 matched rules; type=”method_call”, sender=”:1.5″” usually appears when you try to start MySQL using the command sudo start mysql. This error indicates that there is an issue with the sudo usage or with sudo itself.
The Cause of the Error
The root cause of this error is often associated with the way services are started in Ubuntu. In some contexts, it is suggested to use the command sudo start mysql to start MySQL. However, some users have reported that this command did not work for them even when using sudo.
The Recommended Solution
In Ubuntu, the recommended way to start services, including MySQL, is to use the service command. The command sudo service mysql start should be used instead of sudo start mysql.
Here, sudo is a command that allows you to run programs with the security privileges of another user (by default, as the superuser). service is a command used to run a System V init script in as predictable an environment as possible, removing most environment variables and with the current working directory set to /. mysql is the name of the service you want to start, and start is the action you want to perform.
Checking the System Logs
If the error persists, it is recommended to check the system logs for any additional information that could help identify the cause of the error. You can use the command tail -f /var/log/syslog to view the system logs.
In this command, tail is a command that outputs the last part of files. The -f option tells tail to not stop when the end of the file is reached, but rather to wait for additional data to be appended to the input. /var/log/syslog is the path to the system log file.
Seeking Additional Assistance
If you’re still unable to resolve the issue after following the steps above, it’s recommended to seek additional assistance. You can reach out to the Ubuntu community or the MySQL community for help.
Conclusion
In conclusion, the “Rejected send message” error when starting MySQL with Upstart on Ubuntu can be fixed by using the correct command to start the service and by checking the system logs for additional information. If the error persists, don’t hesitate to seek further assistance from the relevant communities.
Remember, when dealing with system administration tasks, it’s crucial to understand the commands you’re using and the potential impact they could have on your system. Always exercise caution when performing tasks that require superuser privileges.
If the error persists, it is recommended to check the system logs for any additional information that could help identify the cause of the error. You can use the command tail -f /var/log/syslog to view the system logs. If you’re still unable to resolve the issue, you can seek additional assistance from the Ubuntu community or the MySQL community.
The tail command is used to output the last part of files. To view the system logs, you can use the command tail -f /var/log/syslog. The -f option tells tail to not stop when the end of the file is reached, but rather to wait for additional data to be appended to the input. /var/log/syslog is the path to the system log file.
