service/ServiceDiscovery: not using default config when invalid
service/ServiceDiscovery: not using default config when invalid

araisrobo/QtQuickVcp,machinekoder/QtQuickVcp,JDSquared/QtQuickVcp,JDSquared/QtQuickVcp,machinekoder/QtQuickVcp,bobvanderlinden/QtQuickVcp,bobvanderlinden/QtQuickVcp,qtquickvcp/QtQuickVcp,strahlex/QtQuickVcp,strahlex/QtQuickVcp,machinekoder/QtQuickVcp,qtquickvcp/QtQuickVcp,qtquickvcp/QtQuickVcp,araisrobo/QtQuickVcp,JDSquared/QtQuickVcp,JDSquared/QtQuickVcp,araisrobo/QtQuickVcp,strahlex/QtQuickVcp,araisrobo/QtQuickVcp,machinekoder/QtQuickVcp,bobvanderlinden/QtQuickVcp,qtquickvcp/QtQuickVcp