poptop vpn wont work in 2.31.x [INACTIVE]

[simply]

how to make to work poptop vpn server in 2.31 version of brazilfw


after installing pptpd.tgz plugin
i get error 742 the server does not suport encription in 2.30 version of brazilfw everything work perfectly
s it possible to patch kernel to gain back suport for poptop vpn