Don't attempt to add a places visit list of (nil).
Don't attempt to add a places visit list of (nil).

bgrins/datomish,ncalexan/datomish,mozilla/mentat,ncalexan/mentat,ncalexan/mentat,mozilla/mentat,mozilla/mentat,ncalexan/mentat,ncalexan/mentat,mozilla/mentat,mozilla/mentat,mozilla/mentat,ncalexan/datomish,ncalexan/mentat,ncalexan/mentat,bgrins/datomish