- Plesk Onyx for Linux
Migration from cPanel could not be started if it is migrated by Hosting/Service Plan:
PLESK_ERROR: [ERROR] Failed to add new migration task Cause: 'list' object has no attribute 'iteritems' That is a critical error, migration was stopped. STDERR:
- #PMT-4642 "It is now possible to migrate from cPanel by hosting plan as well as by subscription or owner using the Migrator GUI."
- Plesk Migrator 2.17.8 14 October 2019
If update is not possible for some reason you may try the following
As a workaround, migrate by subscription or customer/reseller, not by service plan.