1 files changed, 6 insertions, 0 deletions
diff --git a/errors/session.py b/errors/session.py
index a09c4ec..ce35dca 100644
--- a/errors/session.py
+++ b/errors/session.py
@@ -20,3 +20,9 @@ class RequestProcessingError(Exception):
 
 class NotLoggedIn(Exception):
     pass
+
+class AccountMergeRequired(Exception):
+
+    def __init__(self, username):
+        Exception.__init__(self)
+        self.username = username  # the username which is required to be logged in, in order to merge the accounts