Have you checked the return status of the chmod command? For instance, 

  my $filename = q{deletefiles.txt};
  chmod 0777, $filename or die $!;
  open my $OUTPUT, q{+>}, $filename or die $!;

[download]

Hope that helps.

Update: 2011-03-11

Fixed missing semicolon on line 2 of code example causing error referred to in Re^2: chmod in perl.

In reply to Re: chmod in perl by atcroft
in thread chmod in perl by Anonymous Monk

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