problems trying to use John The Ripper in Windows 10...program said to inform this address

[Robert Gordon]

here is the error it keeps giving me:
1 [main] john 3628 find_fast_cwd: WARNING: Couldn't compute FAST_CWD pointer.  Please report this problem to
the public mailing list cygwin@cygwin.com

please let me know w2hat I can do to fix this issue as I would really like to give this software a try on my windows machine because it works great on my linux machines

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