Nagios Support Forum

Taking a look at the output file you posted, it looks like there are warnings about duplicate definitions. I would suggest taking a look at your list of Services on the CCM. Under Monitoring > Services, try searching for "Warm Servers" which is the listed duplicated definition. Removing the duplicates and re-applying your core config may fix the issue. Let us know how this goes, or if you have any other questions.

I have deleted the offending lines from the configuration files, Reread the configuration files and still hanging .. No errors after executing /reconfigure_nagios.sh

I'm wondering if this isn't a permissions issue. Can you take a look at: Errors here may give us a clue. It would also be helpful if you could post the output of
In researching this issue I found some related forum threads where users were able to resolve a similar sounding situation, and I've posted links to those threads below in case following their steps can help you resolve this without more back and forth:

viewtopic.php?t=32636
viewtopic.php?f=6&t=21972

Looks like we found an issue if not the issue
Aug 21 10:48:01 crond[17376]: (nagios) FAILED to authorize user with PAM (Authentication token expired)

Any quick suggestion to look at.

Thanks for pointing me to that log.. The Hanging applying the configuration steered me in the wrong direction. I have updated the password and all good.

Excellent! Glad we were able to get it figured out. I'll go ahead and lock the thread.