From version 6 of LWP (you have 6.02), HTTPS support was split out into a separate distribution. Make sure LWP::Protocol::https is installed on your Windows machine.

perl -E'sub Monkey::do{say$_,for@_,do{($monkey=[caller(0)]->[3])=~s{::}{ }and$monkey}}"Monkey say"->Monkey::do'

In reply to Re: LWP::UserAgent failed to function on Win7 by tobyink
in thread LWP::UserAgent failed to function on Win7 by Ziliang

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