Post install error

[Chloe]

I updated Cygwin but now whenever I run setup, I get this error. How do
I fix it?

Package: _/_update-info-dir
      update-info-dir.sh exit code 127

/var/log/setup.log.full
-----------------------------
...
2015/03/11 17:57:05 running: C:\cygwin\bin\bash.exe --norc --noprofile
"/etc/postinstall/update-info-dir.sh"
2015/03/11 17:57:07 abnormal exit: exit code=127
2015/03/11 17:57:07 Changing gid to Administrators
2015/03/11 17:59:03 note: Installation Complete
2015/03/11 17:59:03 Ending cygwin install




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