Trying to replace a TGA file

[AKA44]

I use RevisedInterface_v1 mod(love it), but i want to change this(mode one) :



into this(made with the default one and psp 7) :



When i start a mission after the loading screen i got a janus.err :
"Tue Jan 29 11:46:00 2002
Error -1 [imageType != 2 && imageType != 3]
DirectX code: "Unrecognized error: 0xffffffff"
\Projects\Ultimation\Janus2\Windows\Sources\BD3DIm g.cpp
Line 957"

Any idea ?