Msaada khsu samsung gt-e2232 inakataa kupiga

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Sijui nimekosea wap hii ni duos line one inaonyesha kwenye display 0.0 na kila nikipiga inaleta msg "no credit left" na vocha ipo. Nimejarib kugoogle inasema nimeweka call limit nikitaka kuedit ktk log inataka (pin) nashindwa msaada pls.