diff --git a/modules/creditdunord/browser.py b/modules/creditdunord/browser.py
index 73e2f520fb2301c03a6a71f602da96ebc17a44cb..5d8d941c367db2aac0baace83d294a7e9556f4e8 100644
--- a/modules/creditdunord/browser.py
+++ b/modules/creditdunord/browser.py
@@ -64,6 +64,8 @@ def logged(self):
 
     def do_login(self):
         self.login.go().login(self.username, self.password)
+        if self.redirect.is_here():
+            self.page.check_error()
         if self.accounts.is_here():
             expired_error = self.page.get_password_expired()
             if expired_error:
diff --git a/modules/creditdunord/pages.py b/modules/creditdunord/pages.py
index 19b9b4c3eb11c76c7b39b223c845f4558015635a..549d153bed4a9ab7310b85815febbd03193c87b8 100755
--- a/modules/creditdunord/pages.py
+++ b/modules/creditdunord/pages.py
@@ -98,7 +98,15 @@ def get_string_code(self, string):
 
 
 class RedirectPage(HTMLPage):
-    pass
+    def check_error(self):
+        error = CleanText(self.doc.xpath('//script[contains(text(), "erreur")]'))(self)
+        if error:
+            error_link = re.search(r'href="(.*)"', error).group(1)
+            error_page = self.browser.location(error_link)
+            err_message = CleanText(error_page.page.doc.xpath('//div/b[contains(@class, "attentionErreur")]'))(self)
+            if err_message == "Nous n'avons pas pu vous authentifier.":
+                raise BrowserIncorrectPassword("Nous n'avons pas pu vous authentifier.")
+            assert False, 'Never seen this error message before: %s' % err_message
 
 
 class EntryPage(LoggedPage, HTMLPage):