its nothing but a gdfs problem use the following things-----
1) go in flash arm there select in main the gdfs file
2) then select K750_R1N035_ZONE1_STANDARD.mbn in MAIN
K750_R1N035_eu1_fbn in fs
3) then select do job
4) select complete phone after flash and do job
5) then go to repair opption tick to rebuild sp area+ remark crc |