solusi imei null samsung galaxy v

Galaxy S4 GT-I9505 IMEI / Baseband NULL / NULL Hello every body, and thank you at advance for multiple sharing , and help solving android problems. cara flash galaxy wonder Am facing the same problem of NULL imei and base band as well, i endured this issu after a month of experiencing a new official update from kitkat 4 4 4 to lollipop 5 0 1 it worked fine at first but