I presume you've obtained $browser1 by saying something like 
use LWP::UserAgent;
my $browser1 = LWP::UserAgent->new();

[download]

If so, works for me. Which version of LWP::UserAgent are you using?

In reply to Re: HTTP POST Using LWP::UserAgent by saintmike
in thread HTTP POST Using LWP::UserAgent by developer

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