- Plesk Onyx for Linux
For Plesk Multi Server in the node list, one of service nodes is marked as invalid: a message regarding web server configuration error is shown:
Service node cannot be activated due to web server configuration error.
There are no errors with web server configurations.
Wrong information regarding broken web configuration files in psa/Configurations table.
If there are no errors with configuration files, then the following method is possible:
3. Access Plesk database and delete invalid records about corrupted web configuration:
# plesk db
mysql > delete from Configurations where status <> 'ok';
4. Press Re-check button in Plesk Multi Server extension.