Amazon Route 53 extension doesn't sync DNS zones

Symptoms

Amazon Route 53 extension doesn't push DNS zones to Amazon. No errors are shown in Plesk UI.

Cause

Database inconsistency. Custom DNS connector record (1 | dnsConnector | custom | true) is missing in the ServiceNodeConfiguration table in Plesk DB:

# plesk db "SELECT * FROM ServiceNodeConfiguration WHERE section = 'dnsConnector'"
1 | dnsConnector | custom_script | "/usr/local/psa/bin/extension" --exec route53 route53.php
1 | dnsConnector | plesk | true

Resolution

Reinstall Amazon Route 53 extension using the following steps:

1. Log into Plesk
2. Navigate to Extensions:
3. Open My Extensions > Amazon Route 53:
4. Click More > Remove.
5. Search Amazon Route 53 in extensions catalog and install it.