The server does not know the correct time, please try another.

NTP port 123 is in use by another process.

No reply was received from the server. A firewall may be blocking communication.

The server you specified is not an NTP server.

The server you specified is invalid, please try another.

The server or network is down, retry later or try another.

The server name you specified is invalid, please try another.

Out of memory.