Error launching soundhax

[MATCHS5]

I'm trying to cfw my old 3ds, but everytime I play “<3 nedwill 2016” I get to a black screen with the following lines:

• Escalating privileges
• 00000000
• Triggering PS_VerifyRsaSha256_Exploit
• ffffffff
• 00400035

Edit: I downloaded the wrong version :v