Move this bit in there too.

common/user_store.go

@@ -211,10 +211,9 @@ func (mus *DefaultUserStore) BulkGetMap(ids []int) (list map[int]*User, err erro
 		}
 		if sidList != "" {
 			sidList = sidList[0 : len(sidList)-1]
-		}
-
 			err = errors.New("Unable to find the users with the following IDs: " + sidList)
 		}
+	}
 
 	return list, err
 }