auth: groups: handle join requests.

1 files changed, 7 insertions, 1 deletions

diff --git a/gn3/auth/authorisation/errors.py b/gn3/auth/authorisation/errors.py
index e1fb1a0..99ee55d 100644
--- a/gn3/auth/authorisation/errors.py
+++ b/gn3/auth/authorisation/errors.py
@@ -6,7 +6,7 @@ class AuthorisationError(Exception):
 
     All exceptions in this package should inherit from this class.
     """
-    error_code: int = 500
+    error_code: int = 400
 
 class UserRegistrationError(AuthorisationError):
     """Raised whenever a user registration fails"""
@@ -14,3 +14,9 @@ class UserRegistrationError(AuthorisationError):
 class NotFoundError(AuthorisationError):
     """Raised whenever we try fetching (a/an) object(s) that do(es) not exist."""
     error_code: int = 404
+
+class InconsistencyError(AuthorisationError):
+    """
+    Exception raised due to data inconsistencies
+    """
+    error_code: int = 500