plz help me, my xperia zl rooted whose bootloader is officialy unlocked, and and i don't have such information that we have to make TA backup also to relock our boot loader as now i come to know that my warrenty got completly vanished when i tried to repair my cell using sony pc companion, as you may knowz, xperia devices suffering from sudden death errors, firstly my device got sudden death and not switch on in normal state, but it starts when i connect it with charger, but now it is not starts using charger connected also, i reflash my xperia zl with official 4.3 firmware for xperia zl using flashtools, but it is not booting up, then i searched internet and i come to knows about all this mess i had done, then i tried to flash official 4.2.2 firmware bit it gives an error "err_severity="minor";err_code="0017";ERR_Dynamic=0x80080012";" plz help me, my parent also shouted on me soo loud, plz help me to restore my phone. I am hopeless !