- Plesk for Linux
- Plesk for Windows
The following message is show by Plesk pre-upgrade checker when trying to upgrade to the latest Plesk version:
PLESK_WARN: [WARNING] IP address registered in Plesk is invalid or broken: 203.0.113.2
IP address in question is registered in Plesk but does not exist on the server.
- Login to Plesk
- Go to Tools & Settings > IP addresses
- To update the list of IP addresses and their status, click Reread IP
- Click Repair on the corrupted IP address.
- If Repair does not help, remove corrupted IP by clicking on Remove, or contact the network administrator in order to assign correct IP address to the server.
- Continue upgrade.