See Simple threaded chat server You may need to use something like this: 
while (1) {
    my $client;
    do {
        $client = $server->accept;
    } until ( defined($client) ); 

......
......
}

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I'm not really a human, but I play one on earth Remember How Lucky You Are

In reply to Re: accept on listening socket seems affected by threads->detach() by zentara
in thread accept on listening socket seems affected by threads->detach() by Anonymous Monk

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