On Fri, Feb 13, 2009 at 2:45 PM, John Doe <jdmls at yahoo.com> wrote: > What I meant was that there should also be a definition in the commands.cfg file (if it is like 2.x)... Allright - that was it: I should have added the commands to the /etc/nagios/objects/commands.cfg and not to the /etc/nagios/command-plugins.cfg Thanks Alex