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perl sockets systemd file-descriptor plack

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May 29, 2026 Score: 4 Rep: 125,722 Quality: High Completeness: 10%

... Bad arg length for Socket::unpacksockaddrin, length is 28, should be 16

This does not look like an IPv4 socket you get, but an IPv6 socket. This means you need to use IO::Socket::IP, not IO::Socket::INET.