- Plesk for Windows
- Plesk for Linux
- License installation fails with the following error:
PLESK_ERROR: Error: cURL cannot communicate with license server https://id-00.kaid.plesk.com:5224/ (): Couldn't connect to server(7)OR
cURL cannot communicate with license server https://id-00.kaid.plesk.com:5224/ (): Couldn't resolve host name(6)
PLESK_ERROR: Error: The license key is invalid. In order to use Plesk, you need to obtain and install a new valid license key. Your license key has expired. To continue using your Plesk, you must purchase a non-expiring commercial license key. Error: cURL cannot communicate with license server https://id-00.kaid.swsoft.com:5224/ (): Failed to connect to id-00.kaid.swsoft.com port 5224: Bad access(7) cURL cannot communicate with license server https://id-00.kaid.swsoft.com:5224/ (): Could not resolve host: id-00.kaid.swsoft.com(6)
- The following error can be seen in
CONFIG_TEXT: ERR [panel] KeyUpdate Result additional information: cURL verbose output: * Trying 220.127.116.11... * connect to 18.104.22.168 port 5224 failed: Bad access * Failed to connect to ka.plesk.com port 5224: Bad access * Closing connection 0
- Cannot telnet to ka.plesk.com:
# telnet ka.plesk.com 5224
telnet: Unable to connect to remote host: Connection refused
Firewall is blocking the connection.
Make sure that both incoming and outgoing traffic is allowed over port 5224.