Problem working on Comparative evaluation of LMS and RLS algorithms in equalization technique over a rayleigh fading channel using simulink... please i need a simulink block for the project. Thanks

Comparative evaluation of LMS and RLS algorithms in equalization technique over a rayleigh fading channel using simulink , my problem is the output of the error for both RLS and LMS blocks are giving me thesame output... please i someone should help me out. The sumulink file is attached below. Thanks.