Graph View: Prevent Crash due to disabling an item that was not enabled (not in graph class map)
Graph View: Prevent Crash due to disabling an item that was not enabled (not in graph class map)

sutherlandm/apm_planner,mirkix/apm_planner,diydrones/apm_planner,xros/apm_planner,mirkix/apm_planner,mirkix/apm_planner,sutherlandm/apm_planner,diydrones/apm_planner,dcarpy/apm_planner,kellyschrock/apm_planner,kellyschrock/apm_planner,xros/apm_planner,diydrones/apm_planner,diydrones/apm_planner,dcarpy/apm_planner,xros/apm_planner,dcarpy/apm_planner,dcarpy/apm_planner,xros/apm_planner,dcarpy/apm_planner,diydrones/apm_planner,kellyschrock/apm_planner,mirkix/apm_planner,kellyschrock/apm_planner,xros/apm_planner,xros/apm_planner,sutherlandm/apm_planner,mirkix/apm_planner,kellyschrock/apm_planner,kellyschrock/apm_planner,diydrones/apm_planner,mirkix/apm_planner,sutherlandm/apm_planner,sutherlandm/apm_planner,dcarpy/apm_planner,sutherlandm/apm_planner