SymptomsAccording to the Migration Guide, migration from Helm is not supported. When attempting to migrate from Helm, users receive the following message:
"Error: No migration agents found. Data migration is not available. "
PHP Notice: Undefined variable: scouts in C:\Program Files\Parallels\Plesk\admin\plib\backup\MigrationAgentForm.php on line 64
ResolutionThis warning does not affect anything; please ignore it.
Support of migration from Helm 3 single server will be released in Aug, 2011.