Same here, "Login failed" after updating to 1.0 release. Beta set to none, tryied to change back and forth - didn't help. The game was fully playable before the release.
OS: Windows 7
Error logs:
[00:10:54.426] Http Post Request to http(colon)//service:/bannerlord.lobby/:80/Data/ProcessMessage
[00:10:58.128] Http Post Request with message failed. Exception status: NameResolutionFailure
[00:10:58.128] Exception 0: The remote name could not be resolved: 'service' ||| StackTrace:
[00:10:58.128] ClientRestSessionTask::SetFinishedAsFailed::TaleWorlds.Diamond.Rest.ConnectMessage
[00:10:58.128] ClientRestSessionTask::SetFinishedAsFailed:: TaleWorlds.Diamond.Rest.ConnectMessage done