After enabling sb-simd: # make install ===> Installing for sbcl-2.2.10,1 ===> Checking if sbcl is already installed ===> Registering installation for sbcl-2.2.10,1 pkg-static: Unable to access file /usr/ports/lang/sbcl/work/stage/usr/local/lib/sbcl/sb-simd/sb-simd.asd:No such file or directory *** Error code 1 Stop. make[1]: stopped in /usr/ports/lang/sbcl *** Error code 1 Stop. make: stopped in /usr/ports/lang/sbcl