Because $FH isn't the filehandle, but FILE is 
last OUTER unless defined($line_B = <FILE>); # this should do

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$\=~s;s*.*;q^|D9JYJ^^qq^\//\\\///^;ex;print

In reply to Re: readline() on unopened filehandle by Skeeve
in thread readline() on unopened filehandle by Win

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