For uknow reason when I returned to play again after 2 hours game client doest start anymore.
What I had in log before deleting Documents/Battleforge Folder :
[04:00:49.423777] [info]: [] Logging initialized build: 09/04/2020 12:57:25,78
[04:00:49.425771] [info]: [Main] Fallback to default starting method
[04:00:49.433752] [info]: [Main] Initializing Launcher
[04:00:49.446717] [info]: [Main] Game started
[04:00:49.447714] [info]: [Main] Game ready
[04:00:49.448711] [info]: [...DiscordRpc::ChangeCharacterLocationState] Location: 8 map: 0
[04:00:49.452700] [info]: [...Proxy::Listener] accepting...
[04:00:51.449805] [error]: [Utilities::Exit] -1
[04:00:51.450708] [info]: [...Exiting] END
What I have now after deleting:
[04:09:46.788229] [info]: [] Logging initialized build: 09/04/2020 12:57:25,78
[04:09:46.792224] [info]: [Main] Fallback to default starting method
[04:09:46.798204] [info]: [Main] Initializing Launcher
[04:09:46.817153] [info]: [Main] Game started
[04:09:46.819147] [info]: [Main] Game ready
[04:09:46.820145] [info]: [...DiscordRpc::ChangeCharacterLocationState] Location: 8 map: 0
[04:09:46.829121] [info]: [...Proxy::Listener] accepting...