Nagios Support Forum

That procedure seems to have solved the issue, thanks!

That seemed easy enough, but:
Does the "View System Info" give you the same information? That works.

Thanks,
Toney

"No results returned from host table", the file doesn't exist that it is complaining about. Seems like this might be a database issue.

Thanks,
Toney

Interestingly, the hosts page no longer says I have changes to be applied, but when I click apply configuration, I still get that same error An error occurred while attempting to apply your configuration to Nagios Core. Monitoring engine configuration files have been rolled back to their last known ...

I attempted to "applyconfiguration" in the hosts section and got: ------------------------------------- Apply Configuration Configuration import failed. An error occurred while attempting to apply your configuration to Nagios Core. Monitoring engine configuration files have been rolled bac...