# Troubleshooting

We collect the most common troubleshooting of using aaPanel for your reference:

Many troubleshooting is closely related to the Server, if you can confirm troubleshooting is related to Cloud Platform, please refer to Cloud Platform Documentation (opens new window)

# Database service could not be started?

Insufficient disk space, insufficient memory, and configuration file errors can make database service could not be started

It is recommended to first check through the command.

# restart mysql service
systemctl restart mysql

# view disk space
df -lh

# view memory rate
free -lh

# Apache httpd service restart error

Please make sure the vhost.conf is correct for you, and you can track and analyze log files