Hello,
The team is finishing working on the following hotfix, after the release of Vauban Update. Therefore we wanted to share with you that you can try the hotfix on the beta version.

Properties > Betas > Update_Preview

Here is the list of changes 

Steam Workshop fixes

• Fixed an issue where a Mod could not be re-uploaded through the Huùankind Mod tool if it was deleted through the Steam Workshop page.
• Fixed an issue where the UI could break when refreshing mods in certain circumstances.
• Fixed an issue where the Description field in Steam Workshop was lacking formating possibilities.
• Fixed an issue where a recurring "mod mismatch" message was displayed when launching the game after unsubscribing a Mod.
• Fixed an issue where the "Upload Map" pop-up could not be closed without actually uploading a map.

Other fixes

• Fixed an issue where some custom maps validated by the editor caused an error when starting a new game on it. To fix the issue, Creators need to reopen their map, and go to the territory tab, then the validation tab, to re-validate their maps.
• Fixed an issue where incorrect text was displayed in the "Upload Map" tooltip.
• Fixed an issue where The tooltip of the Random button was not clear in Multiplayer Lobby.
• Fixed an issue where a few Game Updates illustrations were in greyscale when all the others were colored.
• Fixed other minor UI and localization issues.

Para Bellum Wonders Pack fixes

• Fixed an issue where the Kaiserliche / Whilhelmshaven Werft was incorrectly updating its own industry bonus in the Cultural Wonders tab.
• Fixed an issue where Missing information in Kaiserliche Werft wonder tooltip suggested it was affected by Harbor bonuses.
• Fixed an issue where The Stables of Pi-Ramesses was providing unclear information as to why they could not be claimed.

Please, do not hesitate to report any additional bug you encounter. 

Thank you for sharing the list of changes for the hotfix.

Thanks for info!