Unable to convert a reseller to customer under an additional administrator account in case reseller has at least 1 subscription: the format is corrupted
The window that is opened after clicking on "Convert to Customers" has incorrect format.
This is a bug with ID #PPP-17783 that has been fixed in Plesk Onyx
1. Download the custom fix attached and unpack it:
2. Create a backup of
# cp /usr/local/psa/admin/application/admin/controllers/ResellerController.php /usr/local/psa/admin/application/admin/controllers/ResellerController.php_backup
3. Replace the file in
/usr/local/psa/admin/application/admin/controllers/ with unpacked custom fix.