In this post, you’ll learn more about the Windows Socket Error WSANO_RECOVERY
11003 returned by the WSAGetLastError function in Windows as well a quick description about the error
Windows Socket Error Code
WSANO_RECOVERY
11003
Windows Socket Error Description
This is a nonrecoverable error.
This indicates that some sort of nonrecoverable error occurred during a database lookup. This may be because the database files (for example, BSD-compatible HOSTS, SERVICES, or PROTOCOLS files) could not be found, or a DNS request was returned by the server with a severe error.