Error: Could not stat() command file ‘/var/lib/nagios3/rw/nagios.cmd’!
Error: Could not stat() command file '/var/lib/nagios3/rw/nagios.cmd'! The external command file may be missing, Nagios may not be running, and/or Nagios may not be checking external commands. An error occurred while attempting to commit your command for processing. Return from whence you came Just do the following Also change group of the file And also, you may need to do the following and restart apache afterwards Note: This tutorial is written keeping in mind Ubuntu distribution, on CentOS, things are a little different