MyMPx.org - Need Firmware for fake Ipod nano 4gb

First of all, sry for my repost, but I didn't managed to get my player to work.

I need firmware for fake Ipod nano 4gb
I found these information from my player:

Samsung 513
K9LAG08U0M
PCB0
S8061PB
AK1025
7L020A8
BKS25056_MV6A
NO:071116
TGS177SH00 080129
BKS25056_KV6

Here are pictures from my player: http://img136.imageshack.us/my.php?image=soitinvk3.jpg
http://img71.imageshack.us/my.php?im...tintakans7.jpg

I have tried few firmwares, but they just doesn't work It just say this:
Invalid Upgrade firmware file!

Or this:

The Firmware's protocol is not same as the previous firmware's,please exit the tool and select firmware

My mp3 upgrade tool is 5.09