To whom it may concern, The programe Bitvise SSH shows me this message. I follow its instruction and i write to you. "1 [main] socat 7616 find_fast_cwd: WARNING: Couldn't compute FAST_CWD pointer. Please report this problem to the public mailing list cygwin@cygwin.com" Let me know if you can help me. Best Regards. Giorgio Ceresoli