--- a/libervia/pages/_bridge/page_meta.py	Fri Jun 19 16:47:51 2020 +0200
+++ b/libervia/pages/_bridge/page_meta.py	Fri Jun 19 16:47:51 2020 +0200
@@ -8,6 +8,7 @@
 from twisted.web import static
 from sat.core.i18n import _
 from sat.core.log import getLogger
+from sat_frontends.bridge.bridge_frontend import BridgeException
 from libervia.server.constants import Const as C
 from libervia.server.utils import ProgressHandler
 
@@ -52,12 +53,22 @@
         ).format(profile=profile, method_data=method_data))
         return self.pageError(request, C.HTTP_BAD_REQUEST)
 
-    if "profile" in kwargs:
+    if "profile" in kwargs or "profile_key" in kwargs:
         log.warning(_(
             '"profile" key should not be in method kwargs, hack attempt? '
             "profile={profile}, method_data={method_data}"
         ).format(profile=profile, method_data=method_data))
         return self.pageError(request, C.HTTP_BAD_REQUEST)
 
-    ret = await bridge_method(*args, **kwargs, profile=profile)
+    try:
+        ret = await bridge_method(*args, **kwargs, profile=profile)
+    except BridgeException as e:
+        request.setResponseCode(C.HTTP_PROXY_ERROR)
+        ret = {
+            "fullname": e.fullname,
+            "message": e.message,
+            "condition": e.condition,
+            "module": e.module,
+            "classname": e.classname,
+        }
     return json.dumps(ret)