ErrAcceptSocket occurs when acceptor does not accept the new connection properly.

ErrEmptyEngine occurs when trying to do something with an empty engine.

ErrEngineInShutdown occurs when attempting to shut the server down more than once.

ErrEngineShutdown occurs when server is closing.

ErrNegativeSize occurs when trying to pass a negative size to a buffer.

ErrNoIPv4AddressOnInterface occurs when an IPv4 multicast address is set on an interface but IPv4 is not configured.

ErrTooManyEventLoopThreads occurs when attempting to set up more than 10,000 event-loop goroutines under LockOSThread mode.

ErrUnsupportedOp occurs when calling some methods that has not been implemented yet.

ErrUnsupportedPlatform occurs when running gnet on an unsupported platform.

ErrUnsupportedProtocol occurs when trying to use protocol that is not supported.

ErrUnsupportedTCPProtocol occurs when trying to use an unsupported TCP protocol.

ErrUnsupportedUDPProtocol occurs when trying to use an unsupported UDP protocol.

ErrUnsupportedUDSProtocol occurs when trying to use an unsupported Unix protocol.