diff --git a/frontends/src/bridge/DBus.py b/frontends/src/bridge/DBus.py
index dce89993..77ede3e2 100644
--- a/frontends/src/bridge/DBus.py
+++ b/frontends/src/bridge/DBus.py
@@ -43,7 +43,11 @@ def dbus_to_bridge_exception(dbus_e):
     @param dbus_e (DBusException)
     @return: BridgeException
     """
-    name = dbus_e.get_dbus_name()[len(const_ERROR_PREFIX) + 1:]
+    full_name = dbus_e.get_dbus_name()
+    if full_name.startswith(const_ERROR_PREFIX):
+        name = dbus_e.get_dbus_name()[len(const_ERROR_PREFIX) + 1:]
+    else:
+        name = full_name
     # XXX: dbus_e.args doesn't contain the original DBusException args, but we
     # receive its serialized form in dbus_e.args[0]. From that we can rebuild
     # the original arguments list thanks to ast.literal_eval (secure eval).
diff --git a/src/bridge/bridge_constructor/dbus_frontend_template.py b/src/bridge/bridge_constructor/dbus_frontend_template.py
index 3249dbbc..edafce05 100644
--- a/src/bridge/bridge_constructor/dbus_frontend_template.py
+++ b/src/bridge/bridge_constructor/dbus_frontend_template.py
@@ -43,7 +43,11 @@ def dbus_to_bridge_exception(dbus_e):
     @param dbus_e (DBusException)
     @return: BridgeException
     """
-    name = dbus_e.get_dbus_name()[len(const_ERROR_PREFIX) + 1:]
+    full_name = dbus_e.get_dbus_name()
+    if full_name.startswith(const_ERROR_PREFIX):
+        name = dbus_e.get_dbus_name()[len(const_ERROR_PREFIX) + 1:]
+    else:
+        name = full_name
     # XXX: dbus_e.args doesn't contain the original DBusException args, but we
     # receive its serialized form in dbus_e.args[0]. From that we can rebuild
     # the original arguments list thanks to ast.literal_eval (secure eval).