Check_MK Werk 5894: Fixed possible exception on service discovery page for SNMP hosts

ID: 5894 Title: Fixed possible exception on service discovery page for SNMP hosts Component: inline-snmp Level: 1 Class: Bug fix Version: 1.5.0i4 When inline SNMP is used it might happen that the service discovery page shows an error "Exception TypeError: "'NoneType' object is not callable" instead of the table of services.