Sorry, I haven't got the foggiest what's going on in your case :)  Honestly. I can't replicate anything similar here.

binmode should not matter, AFAICT.  Do you get any errors when you add ... or die $! to the various open statements?

In reply to Re^5: Reassign STDOUT/STDERR contents to a variable by almut
in thread Reassign STDOUT/STDERR contents to a variable by lothos

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