Migration can not be started: Failed to connect to target Plesk server by Plesk API Plesk error 1006 Access to API is disabled

Symptoms

• Plesk shows the following error in starting the migration, where 203.0.113.2 is the IP-Address of the target server:

  PLESK_ERROR: Failed to connect to target Plesk server by Plesk API: Plesk error [1006]: Access to API is disabled for 203.0.113.2

• It is possible to telnet to the target server on 8443 port locally and remotely. For example:

  # telnet example.com 8443 
  Trying 203.0.113.3... 
  Connected to 203.0.113.3. 
  Escape character is '^]'.

• Plesk IP access policy is configured at Plesk > Tools & Settings > Restrict Administrative Access on the target server.

Cause

The target server is not accessible by Plesk API locally.

Resolution

From Plesk:

1. Log into Plesk;

2. Go to Plesk > Tools & Settings > Restrict Administrative Access (under “Security”) > Settings > select Denied from the networks that are not listed > Add Network > add IP address of the target server.

From SSH:

1. Connect to the target via SSH;

2. Create a dump of the Plesk database:

   # plesk db dump > psa_backup.sql

3. Access the Plesk database:

   # plesk db

4. Add IP address of the target server to the list of allowed IP addresses:

   mysql> insert into cp_access (type, netaddr, netmask) values ('deny' , '203.0.113.2', '255.255.255.255');

   • where 203.0.113.2 - IP address of the target server.

Additional information

Unable to start migration: Failed to connect to target Plesk server by Plesk API Plesk error 1006 Access to API is disabled

Migration fails: error 1006: Access to API is disabled