actually clear out seeking field on user. Even when creating a party

website/server/controllers/api-v3/groups.js

@@ -136,6 +136,7 @@ api.createGroup = {
       if (user.party._id) throw new NotAuthorized(res.t('messageGroupAlreadyInParty'));
 
       user.party._id = group._id;
+      user.party.seeking = undefined;
     }
 
     let savedGroup;
@@ -590,7 +591,7 @@ api.joinGroup = {
         // Clear all invitations of new user and reset looking for party state
         user.invitations.parties = [];
         user.invitations.party = {};
-        user.party.seeking = null;
+        user.party.seeking = undefined;
 
         // invite new user to pending quest
         if (group.quest.key && !group.quest.active) {