it broke and i dont know why

Assets/Code/PlayerMainController.cs

@@ -41,6 +41,7 @@ public class PlayerMainController : MonoBehaviour
     }
 
     public void ConnectToServer(string address, string playerName) {
+        LogFilter.Debug = true;
         NetworkClient.RegisterHandler<NetMessage.Connect.PlayerJoinSuccessful>(OnPlayerJoinSuccessful);
         NetworkClient.RegisterHandler<NetMessage.Game.Settings>(OnGameSettings);
         NetworkClient.RegisterHandler<NetMessage.Game.Start>(OnGameStart);

Assets/Code/ServerMainController.cs

@@ -14,7 +14,8 @@ public class ServerMainController : MonoBehaviour
     [Header("Constants")]
     public const int MAX_CONNECTIONS = 32;
 
-    public void ServerStart() {
+    public void StartServer() {
+        LogFilter.Debug = true;
         phase = GamePhase.LOBBY;
         NetworkServer.RegisterHandler<NetMessage.Connect.PlayerJoin>(OnPlayerJoin);
         NetworkServer.RegisterHandler<NetMessage.Connect.ViewerLink>(OnViewerLink);

Assets/Scenes/Server.unity

@@ -0,0 +1,252 @@
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Assets/Scenes/Server.unity.meta

@@ -0,0 +1,7 @@
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ProjectSettings/EditorBuildSettings.asset

@@ -5,7 +5,10 @@ EditorBuildSettings:
   m_ObjectHideFlags: 0
   serializedVersion: 2
   m_Scenes:
-  - enabled: 1
+  - enabled: 0
     path: Assets/Scenes/Player.unity
     guid: 2cda990e2423bbf4892e6590ba056729
+  - enabled: 1
+    path: Assets/Scenes/Server.unity
+    guid: 29c4d09f87832d24fbc08b364afc5b30
   m_configObjects: {}

ProjectSettings/GraphicsSettings.asset

@@ -33,7 +33,6 @@ GraphicsSettings:
   - {fileID: 10770, guid: 0000000000000000f000000000000000, type: 0}
   - {fileID: 16000, guid: 0000000000000000f000000000000000, type: 0}
   - {fileID: 16001, guid: 0000000000000000f000000000000000, type: 0}
-  - {fileID: 16003, guid: 0000000000000000f000000000000000, type: 0}
   - {fileID: 17000, guid: 0000000000000000f000000000000000, type: 0}
   m_PreloadedShaders: []
   m_SpritesDefaultMaterial: {fileID: 10754, guid: 0000000000000000f000000000000000,

ProjectSettings/ProjectSettings.asset

@@ -643,6 +643,7 @@ PlayerSettings:
   webGLThreadsSupport: 0
   webGLWasmStreaming: 0
   scriptingDefineSymbols:
+    1: MIRROR;MIRROR_1726_OR_NEWER;MIRROR_3_0_OR_NEWER;MIRROR_3_12_OR_NEWER
     7: MIRROR;MIRROR_1726_OR_NEWER;MIRROR_3_0_OR_NEWER;MIRROR_3_12_OR_NEWER
   platformArchitecture: {}
   scriptingBackend: {}