Incompatibility with Steamworks.NET version of SGS titles #560

Describe the bug
In all the current versions of the SGS wargames series Steamworks.NET does not get a Steam account ID when querying for it.
When hardcoding a Steam account ID directly in Assembly-Csharp.dll everything works as expected.

Emulator version
2026_05_30

Debug log
https://fileditchfiles.me/alpha11/a8788e53b34157438dd8/STEAM_LOG_3199438696.log

steam_settings file
The defaults are used, there is no modified config.

Infos
The game SteamAppId: 3817170 (or any other of the other first ~40 search hits here https://steamdb.info/search/?a=all&q=SGS&app_tab=depots)
The game using Denuvo: No

Requirement
Set x what you completed

• I have uploaded a debug log.
• [not applicable] I have uploaded steam_setting file.
• I am sure the game not using 3rd party server (Photon, Playfab, GC, etc).
• I am sure can run the game offline.

To Reproduce
Steps to reproduce the behavior:

1. Replace steam_api64.dll
2. Start up the game
3. The main menu shows the error "No valid scenario found."

Expected behavior
The main menu should show no error message and have a "New Game" button

Screenshots

Additional context