Hi i have a problem while playing stardew valley, can someone please help me, sorry if this post is already here

version 2.0.0.2

error log

Message: No se puede cargar el archivo o ensamblado 'Steamworks.NET, Version=7.0.0.0, Culture=neutral, PublicKeyToken=null' ni una de sus dependencias. El sistema no puede encontrar el archivo especificado.
InnerException:
Stack Trace: en StardewValley.SteamHelper.getAchievement(String achieve)
en StardewValley.Game1.getSteamAchievement(String which) en C:\Users\Barone_\Documents\Visual Studio 2010\Projects\Farmer\Farmer\Farmer\Game1.cs:línea 5398
en StardewValley.Menus.LevelUpMenu..ctor(Int32 skill, Int32 level) en C:\Users\Barone_\Documents\Visual Studio 2010\Projects\Farmer\Farmer\Farmer\Menus\LevelUpMenu.cs:línea 70
en StardewValley.Game1.showEndOfNightStuff() en C:\Users\Barone_\Documents\Visual Studio 2010\Projects\Farmer\Farmer\Farmer\Game1.cs:línea 4030
en StardewValley.Game1.newDayAfterFade() en C:\Users\Barone_\Documents\Visual Studio 2010\Projects\Farmer\Farmer\Farmer\Game1.cs:línea 3998
en StardewValley.Game1.UpdateOther(GameTime time) en C:\Users\Barone_\Documents\Visual Studio 2010\Projects\Farmer\Farmer\Farmer\Game1.cs:línea 2780
en StardewValley.Game1.Update(GameTime gameTime) en C:\Users\Barone_\Documents\Visual Studio 2010\Projects\Farmer\Farmer\Farmer\Game1.cs:línea 1455
en Microsoft.Xna.Framework.Game.Tick()
en Microsoft.Xna.Framework.Game.HostIdle(Object sender, EventArgs e)
en Microsoft.Xna.Framework.GameHost.OnIdle()
en Microsoft.Xna.Framework.WindowsGameHost.RunOneFrame()
en Microsoft.Xna.Framework.WindowsGameHost.ApplicationIdle(Object sender, EventArgs e)
en System.Windows.Forms.Application.ThreadContext.System.Windows.Forms.UnsafeNativeMethods.IMsoComponent.FDoIdle( Int32 grfidlef)
en System.Windows.Forms.Application.ComponentManager.System.Windows.Forms.UnsafeNativeMethods.IMsoComponentManage r.FPushMessageLoop(IntPtr dwComponentID, Int32 reason, Int32 pvLoopData)
en System.Windows.Forms.Application.ThreadContext.RunMessageLoopInner(Int32 reason, ApplicationContext context)
en System.Windows.Forms.Application.ThreadContext.RunMessageLoop(Int32 reason, ApplicationContext context)
en System.Windows.Forms.Application.Run(Form mainForm)
en Microsoft.Xna.Framework.WindowsGameHost.Run()
en Microsoft.Xna.Framework.Game.RunGame(Boolean useBlockingRun)
en StardewValley.Program.Main(String[] args) en C:\Users\Barone_\Documents\Visual Studio 2010\Projects\Farmer\Farmer\Farmer\Program.cs:línea 31