natumia nokia N73 lakini kwa siku mbili hz,inaonesha msg zmejaa kwenye simu yangu wakati hakuna msg hata moja,vilevile hata kusave number inagoma kuna msg inatoke"not enough memory check push to talk seting" nashndwa hata kuche mcd,received or dialled calls.naomba msaada kwa anaejua anpe msaada.thanx in advance.