I9505 repair imei help

i have a I9505 galaxy s4 with 4.3 and i need to repair imei from it.

i flash the the root from suport area + I9505_modem_patch_File_for_Unlock_and_imei_repair_ 4.3.tar but when i get the error on the phone "security info was block superuser acess............. etc"



Any solution?



tanks

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