The domain is gone, there were no releases in the last years and currently a working install only yields an error message with no graphs: PNP4Nagios Version 0.6.26 Please check the documentation for information about the following error. Call to a member function getCode() on int file [line]:/usr/lib64/kohana/system/core/Kohana.php [879]: It seems as if a fork of a fork is available[1]. I'll give this a try and check their install. [1] https://github.com/pnp4nagios/pnp4nagios Reproducible: Always Steps to Reproduce: 1. Install pnp4nagios (on top of icinga) 2. configure and start ingestion 3. open icingaweb2 Actual Results: Only error messages during error processing itself. Expected Results: Graphs rendered in icingaweb2