Steamgameisalreadyrunning

2023年4月30日—Fix:Steamsays'GameisRunning'·ClosetheGameProperly·RestartyourPC·Re-loginintoSteam·Opt-outfromSteamBeta·RefreshSteamfiles.,2016年5月1日—RestartyourPCinsafemode.GototheSteamfolder.MovethesteamappsanduserdatafolderoutsideoftheSteamfolder,somewhereyoucan ...,2020年11月12日—Trythis:ExitSteamviathemenu.RestartyourPC.BootSteam.Launchgame.#4.,2023年1月29日—HowtoFixSteamErrorFailedtoStart...

參考資訊如下
Fix

2023年4月30日 — Fix: Steam says 'Game is Running' · Close the Game Properly · Restart your PC · Re-login into Steam · Opt-out from Steam Beta · Refresh Steam files.

Help Fixing "Failed to start game (App already running)" bug.

2016年5月1日 — Restart your PC in safe mode. Go to the Steam folder. Move the steamapps and userdata folder outside of the Steam folder, somewhere you can ...

steam game says it's already running :

2020年11月12日 — Try this: Exit Steam via the menu. Restart your PC. Boot Steam. Launch game. #4.

[Fixed] "Steam Error Failed To Start Game" Repair Guide

2023年1月29日 — How to Fix Steam Error Failed to Start Game (app already running) · First Method – Restart Steam · Second Method – Exit the Third Party Launcher ...

How to troubleshoot the “App Already Running” error in ...

2021年5月13日 — Use the Task Manager · Log out of Steam and log in · Make sure the game isn't running on another user account · Launch the game as an administrator.

Steam is already running

This error message indicates that Steam is not loading properly. The process is running in the background and is visible in Task Manager's Processes tab, but is ...

Fixing The 'Steam Game Already Running' Error

Failed to start game (app already running)

Press the following keys at the same time: Ctrl Shift Esc · Select the Processes tab. · Find and select the game's executable file in the list. · Right-click on ...