in reply to
Socket SMTP email inappropriate i/o control operation
? What is the contents of $_
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Re: Socket SMTP email inappropriate i/o control operation
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Re^2: Socket SMTP email inappropriate i/o control operation
by
Anonymous Monk
on Aug 05, 2016 at 09:13 UTC
as
readline
teaches, $! is only significant if readline returned undef , if $_ is undef
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