AppLog(“myState : EmergencyCallCommand”); Tizen::Base::String uri = L”tel:+821119″; Tizen::Base::Collection::HashMap extraData; extraData.Construct(); Tizen::Base::String typeKey = L”http://tizen.org/appcontrol/data/call/type”; Tizen::Base::String typeVal = L”voice”; extraData.Add(&typeKey, &typeVal); Tizen::App::AppControl* pAc = Tizen::App::AppManager::FindAppControlN(L”tizen.call”,L”http://tizen.org/appcontrol/operation/call”); if (pAc) { pAc->Start(&uri, null, &extraData, null); delete pAc; } I used this code my service program(background) for Phonecall, but, not effect… I check AppLog, but it looks no problems… ;-( and i refer this site : https://developer.tizen.org/dev-guide/2.2.0/org.tizen.native.apireferenc… what is the problem… i don’t know why this method can not effect… please help… thanks