Trying to run the Linux version opens up gedit with the following text:

Monocle Engine Error Log

==========================================

4/4/2022 5:40:53 PM

System.DllNotFoundException: libFNA3D.so.0

  at (wrapper managed-to-native) Microsoft.Xna.Framework.Graphics.FNA3D.FNA3D_PrepareWindowAttributes()

  at Microsoft.Xna.Framework.SDL2_FNAPlatform.CreateWindow () [0x00000] in <4c19a1a736204d189ba94c3bc07cd4ac>:0 

  at Microsoft.Xna.Framework.Game..ctor () [0x000f1] in <4c19a1a736204d189ba94c3bc07cd4ac>:0 

  at Monocle.Engine..ctor (System.Int32 width, System.Int32 height, System.Int32 windowWidth, System.Int32 windowHeight, System.String windowTitle, System.Boolean fullscreen, System.Boolean vsync) [0x0000b] in <d7b2abb405ec4c97954549f0a02e4a41>:0 

  at Celeste.Celeste..ctor () [0x00012] in <d7b2abb405ec4c97954549f0a02e4a41>:0 

  at Celeste.Celeste.Main (System.String[] args) [0x0012a] in <d7b2abb405ec4c97954549f0a02e4a41>:0 

4/4/2022 5:38:40 PM

System.DllNotFoundException: libFNA3D.so.0

  at (wrapper managed-to-native) Microsoft.Xna.Framework.Graphics.FNA3D.FNA3D_PrepareWindowAttributes()

  at Microsoft.Xna.Framework.SDL2_FNAPlatform.CreateWindow () [0x00000] in <4c19a1a736204d189ba94c3bc07cd4ac>:0 

  at Microsoft.Xna.Framework.Game..ctor () [0x000f1] in <4c19a1a736204d189ba94c3bc07cd4ac>:0 

  at Monocle.Engine..ctor (System.Int32 width, System.Int32 height, System.Int32 windowWidth, System.Int32 windowHeight, System.String windowTitle, System.Boolean fullscreen, System.Boolean vsync) [0x0000b] in <d7b2abb405ec4c97954549f0a02e4a41>:0 

  at Celeste.Celeste..ctor () [0x00012] in <d7b2abb405ec4c97954549f0a02e4a41>:0 

  at Celeste.Celeste.Main (System.String[] args) [0x0012a] in <d7b2abb405ec4c97954549f0a02e4a41>:0 

3/25/2022 6:44:57 PM

System.DllNotFoundException: libFNA3D.so.0

  at (wrapper managed-to-native) Microsoft.Xna.Framework.Graphics.FNA3D.FNA3D_PrepareWindowAttributes()

  at Microsoft.Xna.Framework.SDL2_FNAPlatform.CreateWindow () [0x00000] in <4c19a1a736204d189ba94c3bc07cd4ac>:0 

  at Microsoft.Xna.Framework.Game..ctor () [0x000f1] in <4c19a1a736204d189ba94c3bc07cd4ac>:0 

  at Monocle.Engine..ctor (System.Int32 width, System.Int32 height, System.Int32 windowWidth, System.Int32 windowHeight, System.String windowTitle, System.Boolean fullscreen, System.Boolean vsync) [0x0000b] in <d7b2abb405ec4c97954549f0a02e4a41>:0 

  at Celeste.Celeste..ctor () [0x00012] in <d7b2abb405ec4c97954549f0a02e4a41>:0 

  at Celeste.Celeste.Main (System.String[] args) [0x0012a] in <d7b2abb405ec4c97954549f0a02e4a41>:0 

3/25/2022 6:44:26 PM

System.DllNotFoundException: libFNA3D.so.0

  at (wrapper managed-to-native) Microsoft.Xna.Framework.Graphics.FNA3D.FNA3D_PrepareWindowAttributes()

  at Microsoft.Xna.Framework.SDL2_FNAPlatform.CreateWindow () [0x00000] in <4c19a1a736204d189ba94c3bc07cd4ac>:0 

  at Microsoft.Xna.Framework.Game..ctor () [0x000f1] in <4c19a1a736204d189ba94c3bc07cd4ac>:0 

  at Monocle.Engine..ctor (System.Int32 width, System.Int32 height, System.Int32 windowWidth, System.Int32 windowHeight, System.String windowTitle, System.Boolean fullscreen, System.Boolean vsync) [0x0000b] in <d7b2abb405ec4c97954549f0a02e4a41>:0 

  at Celeste.Celeste..ctor () [0x00012] in <d7b2abb405ec4c97954549f0a02e4a41>:0 

  at Celeste.Celeste.Main (System.String[] args) [0x0012a] in <d7b2abb405ec4c97954549f0a02e4a41>:0 

Please help.