for (;;) {
    eval {
        $browser->get('http://www.example.org/?node=whatever');
    };
    last if !$@;
    print "WARNING: $@";
    $browser->reload();
}

##</code><code>##

while (!eval {
    $browser->get('http://www.example.org/?node=whatever');
}) {
    print "WARNING: $@";
    $browser->reload();
}