same thing happened with my phone get sum firmware files get W300_R9A036_MAIN_GENERIC_JE_RED49 and W300_R9A036_FS_EUROPE_2_RED49 and a custermized pack flash the 1st 2 files then look for a tourtial for the custermized pack if u dont put the custormized pack the phone will not read ur sim it will say config error soo try it it worked for me !!!!!!!!!!!!!!!!1:cool: