try to change edit action to console

app/UI/Vms/Buttons/ManageButton.php

@@ -102,8 +102,7 @@ class ManageButton extends ButtonDataTableModalAction implements ClientArea
                 __FUNCTION__,
                 $this->redirectParams,
                 'Debug',
-                ''
-//                $serviceUrl->getNoVncConsoleUrl()
+                $serviceUrl
             );
 
 //            $this->addHtmlAttribute("onclick", "window.open('{$serviceUrl->getNoVncConsoleUrl()}', '', 'width=900,height=700'); return false;");