Donkey Kong 64 Expansion Pak problem

[F-3582]

I always get a message that there is no Espansion Pak installed, although I activated that option in the Rom Properties.
Can anybody help me?

 

[Plisco]

Yea I had that problem with the (E) version cld'nt get it 2 wrk so i downloaded the (U) version and that wrks