>I installed the game and launched it. Game loaded first loading screen, watched studio video, saw logo splash screen. Sat on second loading screen for over 20 minutes, watched CPU pegged at 100%.
>Checked forums for solution. Installed/reinstalled .net core and framework, repair installed Visual studio 2015 + 2017. Installed newest graphics drivers.
>Restarted.
>Attempted to start game, same outcome.
>Found logs located "C:\ProgramData\Mount and Blade II Bannerlord\logs", noticed text "Disabling invalid particle system under entity" often.
>Had Steam verify game. Attempted to start, same outcome. Log output looked same.
>Deleted all file in "C:\ProgramData\Mount and Blade II Bannerlord\Shaders\CoreShaders\D3D11"
>Had Steam verify game. Attempted to start, game loaded to menu. Problem Solved.
I think the game did not try to rebuild it's shader cache after the graphics driver update and wanted to let my troubleshooting steps and solution known.
>Checked forums for solution. Installed/reinstalled .net core and framework, repair installed Visual studio 2015 + 2017. Installed newest graphics drivers.
>Restarted.
>Attempted to start game, same outcome.
>Found logs located "C:\ProgramData\Mount and Blade II Bannerlord\logs", noticed text "Disabling invalid particle system under entity" often.
>Had Steam verify game. Attempted to start, same outcome. Log output looked same.
>Deleted all file in "C:\ProgramData\Mount and Blade II Bannerlord\Shaders\CoreShaders\D3D11"
>Had Steam verify game. Attempted to start, game loaded to menu. Problem Solved.
I think the game did not try to rebuild it's shader cache after the graphics driver update and wanted to let my troubleshooting steps and solution known.

