Please fix my lg l90 d410 to original rom! topic

I installed the CM 11 IN LG L90 D410, BUT NOT MADE A BACKUP OF MY ORIGINAL ROM, and decided BACK FOR IT, MADE A WIPE ON CELL BUT HE RETURNED TO 11 CM, TRIED TO LOWER THE ORIGINAL ROM MY CELL IN KDZ BUT LG FLASH TOOL ONLY GAVE ERROR, TRIED SEARCH FOR A CONVERTER KDZ flashable ZIP AND NON I thought, TRIED TO MAKE A BACKUP OF A CELL OF A FRIEND AND DID NOT WORK, JUST GAVE FAILURE, SOMEONE HAS SOME LIGHT ???
ONLY WANT BACK TO MY CELL ORIGINAL ROM.