ESHUTDOWNESHUTDOWN — Cannot Send After Shutdown
A send operation was attempted after the local end of the socket was shut down for writing.
ENOSRThe system ran out of STREAMS resources needed to complete the operation.
The kernel's STREAMS subsystem has exhausted its internal buffers or data structures.
Free STREAMS resources by closing unused file descriptors. Consider migrating to socket-based IPC instead of STREAMS.
ESHUTDOWNA send operation was attempted after the local end of the socket was shut down for writing.
EPIPEA write was attempted on a pipe or socket for which the reading end has been closed.
EISDIRThe operation is not permitted on a directory, but the target path is a directory.
ENXIOThe device specified by a special file does not exist or is not configured.
EILSEQAn invalid multibyte or wide character sequence was encountered during character conversion.
SIGQUIT (3)A quit signal was sent, typically by pressing Ctrl+\ in the terminal, producing a core dump.