Unable to join Servers in 1.9 due to Incremental Cms Error

What is CMS? I never crash when i'm trying to join 1.9 servers.

Please attach the complete output of the "Game Output" which can be found on the fourth tab of the launcher.
If the launcher closes after game start, please edit your profile and select "Launcher visibility" then, "Keep the launcher open".

It's been over a year since the question was asked, please respond to the question or attach the files requests and keep the ticket updated.