When I try to play Sfrush:the rock I get an error that says sfrushrk.chd WRONG CHECKSUMS:
EXPECTED:
FOUND: SHA1(0000000000000000000000000000000000000000) MD5(7a77addb141fc11fd5ca63850382e0d1)
sfrushrk.dif UNSUPPORTED CHD VERSION

Any help here?