1 files changed, 4 insertions, 0 deletions
diff --git a/WebContent/VAADIN/jquery.atmosphere.js b/WebContent/VAADIN/jquery.atmosphere.js
index b83894d2eb..bb597f01b5 100644
--- a/WebContent/VAADIN/jquery.atmosphere.js
+++ b/WebContent/VAADIN/jquery.atmosphere.js
@@ -1159,6 +1159,10 @@ jQuery.atmosphere = function() {
                         }
                     }
                 };
+                if (_websocket.url === undefined) {
+                    // Android 4.1 does not really support websockets and fails silently
+                    _websocket.onclose({reason:"Android 4.1 does not support websockets.", wasClean: false});
+                }
             }
 
             function _handleProtocol(request, message) {