SymptomsWhen trying to run pre-migration Helm3CompatibilityChecker before performing migration from Helm 3 to Plesk 10, the following warning is shown:
Mail service MAIL_SERVICE is not supported by Plesk
CauseMail content can be migrated only if Plesk supports this mail server.
Mail services supported by both Helm and Plesk:
- Merak (IceWarp)