Nagios – Stuck at Update in Progress

The best way to handle this issue to download the source code and install it from the command line:

  1. Download the source code:
    wget https://assets.nagios.com/downloads/nagiosxi/5/xi-5.7.4.tar.gz
  2. Extract the files, navigate to the folder and run the update script:
    tar -xvf xi-5.7.4.tar
    cd nagiosxi
    ./upgrade