Installed umod and server wont start now

i just did a fresh install of rust server started it up one time then shut down and installed umod and now server wont start

here is what is in my .bat file
"@echo off
RustDedicated.exe -batchmode -nographics +server.stability true +server.hostname "Rusty Hooligans 2x|Small Clans|Ohio host" +server.identity "RustyHooligans" +server.worldsize 3500 +server.seed 1986 +server.maxplayers 50 +server.ip *.*.*.* +server.port 28015 +server.saveinterval 1200 -logfile "output.txt" +server.secure true +server.description "Rust server for hooligans! Tired of playing alone and being raided by large clans?\nHop on Rusty Hooligans!\nFriendly solo playing, medium-small map\nwith a high resource respawn rate\nto ensure that noobs can get a quick start.\nStaff are friendly and willing to help with any situation.""

and here is the output log:
"Mono path[0] = 'C:/Users/grave/OneDrive/Desktop/steamCMD/steamapps/common/rust_dedicated/RustDedicated_Data/Managed'
Mono config path = 'C:/Users/grave/OneDrive/Desktop/steamCMD/steamapps/common/rust_dedicated/MonoBleedingEdge/etc'
Initialize engine version: 2019.4.7f1 (e992b1a16e65)
[Subsystems] Discovering subsystems at path C:/Users/grave/OneDrive/Desktop/steamCMD/steamapps/common/rust_dedicated/RustDedicated_Data/UnitySubsystems
Forcing GfxDevice: Null
GfxDevice: creating device client; threaded=0
NullGfxDevice:
Version: NULL 1.0 [1.0]
Renderer: Null Device
Vendor: Unity Technologies
Begin MonoManager ReloadAssembly
- Completed reload, in 0.101 seconds
Microsoft Media Foundation video decoding to texture disabled: graphics device is Null, only Direct3D 11 and Direct3D 12 (only on desktop) are supported.
Shader 'TextMeshPro/Distance Field': fallback shader 'TextMeshPro/Mobile/Distance Field' not found
UnloadTime: 3.367500 ms
Set managed directory to 'C:\Users\grave\OneDrive\Desktop\steamCMD\steamapps\common\rust_dedicated\RustDedicated_Data\Managed'
(Filename: C:\buildslave\unity\build\Runtime/Export/Debug/Debug.bindings.h Line: 35)

Set harmony directory to 'C:/Users/grave/OneDrive/Desktop/steamCMD/steamapps/common/rust_dedicated/RustDedicated_Data\..\HarmonyMods'
(Filename: C:\buildslave\unity\build\Runtime/Export/Debug/Debug.bindings.h Line: 35)

3D Noise requires higher shader capabilities (Shader Model 3.5 / OpenGL ES 3.0), which are not available on the current platform: graphicsShaderLevel (current/required) = 30 / 35
(Filename: C:\buildslave\unity\build\Runtime/Export/Debug/Debug.bindings.h Line: 35)

Bootstrap Startup
Trying to load assembly: System.Runtime.Serialization, Version=*.*.*.*, Culture=neutral, PublicKeyToken=b77a5c561934e089
(Filename: C:\buildslave\unity\build\Runtime/Export/Debug/Debug.bindings.h Line: 35)

Trying to load assembly: System.Runtime.Serialization, Version=*.*.*.*, Culture=neutral, PublicKeyToken=b77a5c561934e089
(Filename: C:\buildslave\unity\build\Runtime/Export/Debug/Debug.bindings.h Line: 35)

FileNotFoundException: Could not load file or assembly 'System.Runtime.Serialization, Version=*.*.*.*, Culture=neutral, PublicKeyToken=b77a5c561934e089' or one of its dependencies.
at Newtonsoft.Json.Serialization.DefaultContractResolver.CreateObjectContract (System.Type objectType) [0x00007] in <2c34b75de3fc4b43babbd260b14ffeeb>:0
at Newtonsoft.Json.Serialization.DefaultContractResolver.CreateContract (System.Type objectType) [0x000e1] in <2c34b75de3fc4b43babbd260b14ffeeb>:0
at Newtonsoft.Json.Serialization.DefaultContractResolver.ResolveContract (System.Type type) [0x00038] in <2c34b75de3fc4b43babbd260b14ffeeb>:0
at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.GetContractSafe (System.Type type) [0x00005] in <2c34b75de3fc4b43babbd260b14ffeeb>:0
at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.Deserialize (Newtonsoft.Json.JsonReader reader, System.Type objectType, System.Boolean checkAdditionalContent) [0x0000e] in <2c34b75de3fc4b43babbd260b14ffeeb>:0
at Newtonsoft.Json.JsonSerializer.DeserializeInternal (Newtonsoft.Json.JsonReader reader, System.Type objectType) [0x00053] in <2c34b75de3fc4b43babbd260b14ffeeb>:0
at Newtonsoft.Json.JsonSerializer.Deserialize (Newtonsoft.Json.JsonReader reader, System.Type objectType) [0x00000] in <2c34b75de3fc4b43babbd260b14ffeeb>:0
at Newtonsoft.Json.JsonConvert.DeserializeObject (System.String value, System.Type type, Newtonsoft.Json.JsonSerializerSettings settings) [0x0002d] in <2c34b75de3fc4b43babbd260b14ffeeb>:0
at Newtonsoft.Json.JsonConvert.DeserializeObject[T] (System.String value, Newtonsoft.Json.JsonSerializerSettings settings) [0x00000] in <2c34b75de3fc4b43babbd260b14ffeeb>:0
at Newtonsoft.Json.JsonConvert.DeserializeObject[T] (System.String value) [0x00000] in <2c34b75de3fc4b43babbd260b14ffeeb>:0
at Facepunch.BuildInfo.get_Current () [0x00040] in <b129ecd478b947faadfca7fd3a98b558>:0
at Bootstrap+<Start>d__17.MoveNext () [0x000d9] in <972b784bb9de4c45b826d934330d31a2>:0
at UnityEngine.SetupCoroutine.InvokeMoveNext (System.Collections.IEnumerator enumerator, System.IntPtr returnValueAddress) [0x00026] in <745c4d442eef4e08b35b5975d62d89d1>:0

(Filename: <2c34b75de3fc4b43babbd260b14ffeeb> Line: 0)"

any help is greatly appreciated

is anyone there to help?
the problem is still happening even after several fresh installs and even changing to the default rust install guide from rust wiki page