Can’t connect to MySQL Database

The reasons for this error may be as follows:

• Access details to server database specified in configuration file are incorrect. Please, contact your system administrator to get the correct credentials.
• There are no “Read” permissions for the configuration file. Set “Read” permissions for the configuration file yourself or contact your system administrator.
• You’re using a non-standard way of connecting to MySQL database. Please, contact our Support Team to fix this.