Error Domain=NSCocoaErrorDomain Code=4099 Have you resolved this error?

Error Domain=NSCocoaErrorDomain Code=4099 "The connection to service with pid 395 named com.apple.ThreadNetwork.xpc was invalidated from this process." UserInfo={NSDebugDescription=The connection to service with pid 395 named com.apple.ThreadNetwork.xpc was invalidated from this process.} It prompts this error message, how can I fix it.