Checkmk Werk 14633: wlc_clients: Check plugins used to crash if item wasn't found

ID: 14633 Title: wlc_clients: Check plugins used to crash if item wasn't found Component: Checks & agents Level: 1 Class: Bug fix Version: 2.2.0i1 The check plugin used to crash if the item was not found in the section. This has now been fixed. The check will go to UKNOWN state and provide information that no data for the item was found.