It's no need to flash eeprom, "format ffs" is more that enough.
Flash phone with different files from support and see results. If it will be need to make ask/rpl you will be informed about this by software.
Also it's not good that you did not made flash backup because your original firmware version is newer than any of existion in our support area.
next time follow the instruction exactly:
http:///vbb/showthread.php?t=447277