diff --git a/client/pages/connectpage/form.js b/client/pages/connectpage/form.js
index d2e239ae..84808500 100644
--- a/client/pages/connectpage/form.js
+++ b/client/pages/connectpage/form.js
@@ -420,8 +420,14 @@ const DropboxForm = formHelper(function(props){
     const redirect = () => {
         return props.onThirdPartyLogin("dropbox");
     };
-    if(CONFIG.connections.length === 1){
+
+    if(CONFIG.connections.length === 1 && CONFIG.auto_connect === true){
         redirect();
+        return (
+            <div>
+              AUTHENTICATING ...
+            </div>
+        );
     }
     return (
         <div>
@@ -437,8 +443,14 @@ const GDriveForm = formHelper(function(props){
     const redirect = () => {
         return props.onThirdPartyLogin("google");
     };
-    if(CONFIG.connections.length === 1){
+
+    if(CONFIG.connections.length === 1 && CONFIG.auto_connect === true){
         redirect();
+        return (
+            <div>
+              AUTHENTICATING ...
+            </div>
+        );
     }
     return (
         <div>
@@ -457,6 +469,11 @@ const CustomForm = formHelper(function(props){
 
     if(CONFIG.connections.length === 1 && CONFIG.auto_connect === true){
         redirect();
+        return (
+            <div>
+              AUTHENTICATING ...
+            </div>
+        );
     }
     return (
         <div>
diff --git a/server/router/session.go b/server/router/session.go
index 9b184fb7..5933f719 100644
--- a/server/router/session.go
+++ b/server/router/session.go
@@ -1,7 +1,6 @@
 package router
 
 import (
-	"errors"
 	"github.com/mickael-kerjean/mux"
 	. "github.com/mickael-kerjean/nuage/server/common"
 	"github.com/mickael-kerjean/nuage/server/model"
@@ -110,7 +109,7 @@ func SessionOAuthBackend(ctx App, res http.ResponseWriter, req *http.Request) {
 	}
 	obj, ok := b.(interface{ OAuthURL() string })
 	if ok == false {
-		sendErrorResult(res, errors.New("No backend authentication"))
+		sendErrorResult(res, NewError("No backend authentication ("+b.Info()+")", 500))
 		return
 	}
 	sendSuccessResult(res, obj.OAuthURL())