Plesk Pre-Migration check shows warning: Web server settings. Not all data may be migrated

Symptoms

The following warning is displayed on Plesk pre-migration check:

PLESK_WARN: Failed to dump the following data: Subscription (example.com): Web server settings. Not all data may be migrated.
Error message: Command execution failed on the source server 'source' (203.0.113.2) with non-zero exit code.
command: /usr/local/psa/admin/sbin/nginxmng --status
exit code: 1
stdout: ***hidden***
stderr: ***hidden***

Cause

Plesk Migrator extension bug with ID #PMT-4948 which will be fixed in future extension updates.

Resolution