Help Rel Pointer Fixer

Hello guys i have a big problem i wanted to know how can i let work the program rel pointer fixer . because when i insert the file .rel the program crashing. site where i've found the program: https://forums.sonicretro.org/index.php?showtopic=29821

 

Do you have the right version of .NET? Any logs?

 

no, is possible to have it

 

I would like to play on the gamecube with the .rel files i still searching to play with this file but is impossible:http://www.mediafire.com/file/f51muya5283xd18/prelib-final.rel

 

What are you trying to change? What game?

 

I'm trying to change the ultimate spider man for gamecube I would like to have this version but only for gamecube no xbox:

 

please anyone help me about this file .rel