when you try to backup the databases of the websites from Plesk Backup util and you get failure and the message “Failed to connect to database: User ‘admin’ has exceeded the ‘max_user_connections’ resource (current value: 10)” you have to change the mysql options
When you try to delete a domain from Plesk or delete straight the mssql database user from a plesk’s client, you may encounter the abover error: Delete database user failed: Timeout expired the workarround for this is :