android - Graph request doesn not work Facebook -

i want name ,picture , email facebook while im debbugin fine until code reaches graph request, code not pass graph request , jump next breakpoint

 @override         protected void oncreate(bundle savedinstancestate) {             super.oncreate(savedinstancestate);              facebooksdk.sdkinitialize(getapplicationcontext());             callbackmanager = callbackmanager.factory.create();              setcontentview(r.layout.login);              textviewfullname = (textview) findviewbyid(r.id.txtnombreusuario);             textviewemail = (textview) findviewbyid(r.id.txtemailusuario);             imageviewphoto = (imageview) findviewbyid(r.id.imageview);              botonregistrate=(button) findviewbyid(r.id.btn_registrate);             botonregistrate.setonclicklistener(new view.onclicklistener() {                 @override                 public void onclick(view v) {                     intent intent = new intent(getapplicationcontext(), registrarnuevousuarioactivity.class);                     startactivity(intent);                 }             });              buttonloginfacebook = (loginbutton) findviewbyid(r.id.connectwithfbbutton);              buttonloginfacebook.setreadpermissions(arrays.aslist(                     "public_profile", "email"));              facebooksdk.setisdebugenabled(true);             facebooksdk.addloggingbehavior(loggingbehavior.include_access_tokens);              buttonloginfacebook.registercallback(callbackmanager, new facebookcallback<loginresult>() {                 @override                 public void onsuccess(loginresult loginresult) {                     getfacebookprofiledetails();                     intent intent = new intent(getapplicationcontext(), mainactivity.class);                     startactivity(intent);                  }                  @override                 public void oncancel() {                  }                  @override                 public void onerror(facebookexception error) {                  }             });         }          @override         protected void onactivityresult(int requestcode, int resultcode, intent data) {             super.onactivityresult(requestcode, resultcode, data);             callbackmanager.onactivityresult(requestcode, resultcode, data);         }            private void getfacebookprofiledetails() {              graphrequest request = graphrequest.newmerequest(accesstoken.getcurrentaccesstoken(), new graphrequest.graphjsonobjectcallback() {  //the code doesn not pass here                  @override                 public void oncompleted(final jsonobject object, graphresponse response) {                     try {                         profile profiledefault = profile.getcurrentprofile();                         picasso.with(loginactivity.this).load(profiledefault.getprofilepictureuri(100,100)).transform(new circletransform()).into(imageviewphoto);                         textviewfullname.settext(profiledefault.getfirstname());                         textviewemail.settext(object.getstring("email"));                     } catch (exception e) {                         //log.e("e-mainactivity", "getfacebook" + e.tostring());                     }                 }             });             bundle parameters = new bundle();             parameters.putstring("fields", "email");             request.setparameters(parameters);             request.executeasync();