6-3 - Failed to close network connection
Network connection close failed
Non-graceful shutdown of the service. At this time, the server may not complete the external output stream.
Troubleshooting and resolution steps
Generally, it is a prompt warning message, which does not affect subsequent program execution.
Last modified January 3, 2023: Merge error code 3-3 to 3-8, 6-4 to 99-0. (#1796) (a687d30ae0)