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Plesk migration won't start: urlopen error [Errno 99] Cannot assign requested address

Pablo Alvarez

Updated December 24, 2024 12:19

Plesk for Linux kb: technical ext: migrator

Applicable to:

Plesk for Linux

Symptoms

Plesk migration fails to start with this error:

urlopen error [Errno 99] Cannot assign requested address

Cause

This happens when the target server has a misconfigured IP address, and Plesk Migrator fails to test connections.

Resolution

Repair the broken IP address configuration and restart migration.

Log in to Plesk on the target server
Go to Tools & Settings > IP addresses and press Reread
Press the Repair option or remove the address from Plesk
Go to Tools & Settings > Migration & Transfer Manager and press Finish Migration
Start a new migration

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