For newSession, we need to return back the whole response value hash as it contains the sessionId information we need. For remaining commands, we can just send back the value hash alone

lib/Selenium/Remote/RemoteConnection.pm

@@ -106,7 +106,14 @@ sub _get_command_result {
                 return $error_handler->process_error($resp);
             }
             else {
-                return $resp;
+                # For new session we need to grab the session id.
+                if ((ref $resp->{'value'} eq 'HASH') &&
+                    ($resp->{'value'}->{'class'} eq 'org.openqa.selenium.remote.DesiredCapabilities')) {
+                        return $resp;
+                }
+                else {
+                    return $resp->{'value'};
+                }
             }
         }
         else