Mqaic

Sory but can someone help me please I have NW-E003 player and i have a lot of problems since ive formated the player! I unzip the OMGAUDIO from jour websate and copy the NW-E00X_MP3_File_Manager-0.12 to the player i then run the NW-E00X_MP3_File_Manager-0.12 and copy songs to my device and when i try to play these songs nothing happens and it writes "X Format Error"What should i do? Sory for a bad english im from croatia and do only know basics of english!hehe