diff --git a/modules/spirica/pages.py b/modules/spirica/pages.py
index adc60cca5c78367e750b79d9917a0842b4eee58d..5ea8ee26e2e399a55ddf87b6e705b9c34d2f3063 100644
--- a/modules/spirica/pages.py
+++ b/modules/spirica/pages.py
@@ -44,6 +44,11 @@ def on_load(self):
 
 
 class LoginPage(HTMLPage):
+    def on_load(self):
+        error_msg = CleanText('//li[@class="globalErreurMessage"]')(self.doc)
+        if error_msg:
+            raise BrowserUnavailable(error_msg)
+
     def login(self, login, password):
         form = self.get_form('//form[@id="loginForm"]')
         form['loginForm:name'] = login