[General] galaxy s4 unlocking wont work with att code!!!!!!HELP

galaxy s4 unlocking wont work with att code!!!!!!HELP

Got a samsung galaxy s4 and I called att for the unlock and they gave it to me and I tried it but I get network unlock unsuccessful. I tried the free unlock method but u was told to turn on persha. Then when they tell you to type numbers in the diall pad to see what is locked and what is off I get the emergency calls only message what could this be.ciuld be my sim card because I did cut it diwn into a micro sim

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