Can you please upload on the FTP the content of your ExtROM ?
If you don't know how to access to ExtROM:
Make a Hard Reboot, and after the boot image while it's going to display something like "installing apps", make a soft reboot.
And then you could read the content of your ExtROM.
HTC TyTN French (HERM200)
ROM: Schap's 3.30
Radio: 1.41.00.10 - Proto: 32.34.7020.18H