Home » Categories » Products » Nagios Core » Troubleshooting » Common Problems

Nagios Core - ERROR: Could not create or update nagios.configtest

Problem Description

This KB article applies to the following error message when starting Nagios Core:

ERROR: Could not create or update '/usr/local/nagios/var/nagios.configtest'




This problem occurs when the nagios user account does not have a user shell, typically when nologin is used in the passwd file:





The resolution to this problem is to remove the /usr/sbin/nologin directive from the passwd file, or to define it as a valid shell. The following examples should resolve the problem (depending on your operating system):

No shell defined:



Bash shell defined:



Once you have updated the passwd file you will be able to successfully start the nagios service.



Final Thoughts

For any support related questions please visit the Nagios Support Forums at:


0 (0)
Article Rating (No Votes)
Rate this article
  • Icon PDFExport to PDF
  • Icon MS-WordExport to MS Word
Attachments Attachments
There are no attachments for this article.
Related Articles RSS Feed
Nagios XI - MK Livestatus Problems With Mod-Gearman
Viewed 1075 times since Thu, Feb 25, 2016
How To Clear Solaris Service Maintenance Status
Viewed 6875 times since Mon, Mar 6, 2017
Nagios XI - Last Check Time Not Updating
Viewed 4802 times since Tue, Jan 6, 2015
SNMP Trap - How To Send A Test Trap
Viewed 33455 times since Fri, Apr 1, 2016
Nagios Core - Nagios service does not start - Error processing object config files!
Viewed 4072 times since Thu, Jan 21, 2016
Nagios XI - How To Use CA Certificates With check_ldaps Plugin
Viewed 1745 times since Tue, Jul 26, 2016
Nagios Core - nagios.lock Changes In 4.3.3 Onwards
Viewed 2073 times since Tue, Jan 30, 2018
Nagios XI - Defining Global Environment Variables
Viewed 2186 times since Thu, Mar 17, 2016
Nagios Core - How to Think with Nagios to Solve Monitoring Problems - NWC14
Viewed 1330 times since Mon, Feb 8, 2016
Nagios XI - Uploaded plugin returns "/bin/bash^M: bad interpreter: No such file or directory"
Viewed 1433 times since Thu, Feb 25, 2016