fix(quests): temporarily send error email on questStart (if already

started), see #3451. Revert later

src/controllers/groups.js

@@ -490,7 +490,9 @@ questStart = function(req, res, next) {
   var group = res.locals.group;
   var force = req.query.force;
 
-  if (group.quest.active) return res.json(400,{err:'Quest already began.'});
+//  if (group.quest.active) return res.json(400,{err:'Quest already began.'});
+  // temporarily send error email, until we know more about this issue (then remove below, uncomment above).
+  if (group.quest.active) return next('Quest already began.');
 
   group.markModified('quest');