NTP Server error: An error occured.

When running the show ntp command, the following error is returned:

> show ntp

Server error : An error occured. See dagger.log for information.

If you then look at the dagger.log, you will see:

> tail mp-log dagger.log

state = self.sdb[sysdns.SYSD_TIME_NTP_STATE_FMT]
SystemError: TIMEOUT
Jul 09 05:07:23 OPCMD: handler "interface"
Jul 09 05:08:03 OPCMD: handler "ha_show.state"
Jul 09 05:08:23 OPCMD: handler "environmentals.all"
Jul 09 13:48:27 OPCMD: handler "ntp_state"
Traceback (most recent call last):
File "/usr/share/dagger/ntp_state.py", line 11, in __str__
state = self.sdb[sysdns.SYSD_TIME_NTP_STATE_FMT]
SystemError: TIMEOUT

• Palo Alto Firewall.
• Any PAN-OS.
• NTP configured.

The error above will occur when the internal timeout of 8 seconds has run out waiting for a response from the NTP server.

This can occur if:

• NTP servers not reachable.
• Reverse DNS lookup on NTP server IP address failed.