This command:

rm -f testfile && touch testfile && chown 0 testfile

is failing in Cygwin with error:

chown: changing ownership of 'testfile': Invalid argument


  • Because of ntfs filesystem. – Ipor Sircer Sep 16 '18 at 8:11

You cannot chown with root (0) account simply because there is no such thing in Cygwin.

| improve this answer | |
  • 1
    OK. I think I'll just have to accept this. Literally and figuratively. – PSkocik Sep 16 '18 at 8:25
  • 1
    Captain obvious to the rescue ;) – Rui F Ribeiro Sep 16 '18 at 10:19

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