info = property(getInfo)
def newService(self, ref):
- if not self.service or self.service != ref:
+ if not self.service or not ref or self.service != ref:
self.service = ref
if not ref or (ref.flags & Ref.flagDirectory) == Ref.flagDirectory or ref.flags & Ref.isMarker:
self.changed((self.CHANGED_CLEAR,))