set addon enabled value if nil (#2254)
set addon enabled value if nil (#2254)


jackfrancis/acs-engine,jackfrancis/acs-engine,Azure/acs-engine,jackfrancis/acs-engine,Azure/acs-engine,yangl900/acs-engine,rjtsdl/acs-engine,yangl900/acs-engine,Azure/acs-engine,jackfrancis/acs-engine,yangl900/acs-engine,rjtsdl/acs-engine,jackfrancis/acs-engine,Azure/acs-engine,rjtsdl/acs-engine,Azure/acs-engine,rjtsdl/acs-engine,rjtsdl/acs-engine,yangl900/acs-engine,yangl900/acs-engine