There is surely something wrong with the PhpSwitcher plugin installation... It seem that the database schema is wrong for the PhpSwitcher plugin... So please, in order
1. Execute the following SQL queries
2. Update the plugin list through the plugin management interface (admin side)
3. Reinstall the (latest) version of the PhpSwitcher plugin.
BTW: When you post on our forums, please follow our reporting rules: Reporting rules - Reminder because here, you have done all things bad:
- Bad title for your thread.
- Wrong information given regarding the selected PHP version while installing i-MSCP, letting us think that you installed the development version. This resulted to time-lost for us.
- No information given regarding the PhpSwitcher plugin version you're using...