Icinga Web, Could not send command. Check if your webserver’s user has correct permissions for writing to the command pipe.

If you are getting this error when trying to perform actions on services or hosts in Icinga Web, most forum posts point to the configuration being correct, etc. Firstly make sure that the command pipe referenced in access.xml points to a valid place, and has icinga-cmd:icinga ownership vim /usr/local/icinga-web/app/modules/Api/config/access.xml <!– allowed to be written to ...

Icinga Web, Set correct write permissions for directory “/usr/local/icinga-web/app/cache”

If you have followed the Icinga install procedure through as per the installation documentation, and are having difficulty getting Icinga Web to install, you may eventually get an Agavi error saying that the cache directory is not writable (if you find the PHP errors) AgaviCacheException Failed to write cache file "/usr/local/icinga-web/app/cache/config/config_handlers.xml_production__d98552ff67d2d50d8def4e3ddb970ba8e8e151fc.php" generated from configuration file ...