diff --git a/moulinette/interfaces/api.py b/moulinette/interfaces/api.py
index 3f0c881f..eeaeaa40 100644
--- a/moulinette/interfaces/api.py
+++ b/moulinette/interfaces/api.py
@@ -90,6 +90,11 @@ class APIQueueHandler(logging.Handler):
 
     def emit(self, record):
 
+        # Prevent triggering this function while moulinette
+        # is being initialized with --debug
+        if not self.actionsmap or len(request.cookies) == 0:
+            return
+
         profile = request.params.get("profile", self.actionsmap.default_authentication)
         authenticator = self.actionsmap.get_authenticator(profile)
 
@@ -484,6 +489,8 @@ class _ActionsMapPlugin(object):
             try:
                 s_id = authenticator.get_session_cookie()["id"]
                 queue = self.log_queues[s_id]
+            except MoulinetteAuthenticationError:
+                pass
             except KeyError:
                 pass
             else:
diff --git a/test/src/authenticators/dummy.py b/test/src/authenticators/dummy.py
index 7590500d..b1eec660 100644
--- a/test/src/authenticators/dummy.py
+++ b/test/src/authenticators/dummy.py
@@ -61,6 +61,9 @@ class Authenticator(BaseAuthenticator):
                 return {"id": random_ascii()}
             raise MoulinetteAuthenticationError("unable_authenticate")
 
+        if not infos and raise_if_no_session_exists:
+            raise MoulinetteAuthenticationError("unable_authenticate")
+
         if "id" not in infos:
             infos["id"] = random_ascii()
 
diff --git a/test/src/authenticators/yoloswag.py b/test/src/authenticators/yoloswag.py
index 8607be40..2a549526 100644
--- a/test/src/authenticators/yoloswag.py
+++ b/test/src/authenticators/yoloswag.py
@@ -61,6 +61,9 @@ class Authenticator(BaseAuthenticator):
                 return {"id": random_ascii()}
             raise MoulinetteAuthenticationError("unable_authenticate")
 
+        if not infos and raise_if_no_session_exists:
+            raise MoulinetteAuthenticationError("unable_authenticate")
+
         if "id" not in infos:
             infos["id"] = random_ascii()