привет у меня такая ошибка 
UnityEditor.BuildPlayerWindow+BuildMethodException: 3 errors
  at UnityEditor.BuildPlayerWindow+DefaultBuildMethods.BuildPlayer (UnityEditor.BuildPlayerOptions options) [0x002da] in <63965ae56af7489797f355b7c1211ab2>:0 
  at UnityEditor.BuildPlayerWindow.CallBuildMethods (System.Boolean askForBuildLocation, UnityEditor.BuildOptions defaultBuildOptions) [0x00080] in <63965ae56af7489797f355b7c1211ab2>:0 
0x00007ff7eef1c77d (Unity) StackWalker::GetCurrentCallstack
0x00007ff7eef23339 (Unity) StackWalker::ShowCallstack
0x00007ff7efe90003 (Unity) GetStacktrace
0x00007ff7f052fe1d (Unity) DebugStringToFile
0x00007ff7edfea162 (Unity) DebugLogHandler_CUSTOM_Internal_Log
0x000001f3a7610bfa (Mono JIT Code) (wrapper managed-to-native) UnityEngine.DebugLogHandler:Internal_Log (UnityEngine.LogType,UnityEngine.LogOption,string,UnityEngine.Object)
0x000001f3a7610a6b (Mono JIT Code) UnityEngine.DebugLogHandler:LogFormat (UnityEngine.LogType,UnityEngine.Object,string,object[])
0x000001f3d0fcc25e (Mono JIT Code) UnityEngine.Logger:Log (UnityEngine.LogType,object)
0x000001f414df61ba (Mono JIT Code) UnityEngine.Debug:LogError (object)
0x000001f3a6dd66a3 (Mono JIT Code) UnityEditor.BuildPlayerWindow:CallBuildMethods (bool,UnityEditor.BuildOptions)
0x000001f3a6dc8813 (Mono JIT Code) UnityEditor.BuildPlayerWindow:GUIBuildButtons (UnityEditor.Modules.IBuildWindowExtension,bool,bool,bool,UnityEditor.Build.BuildPlatform,UnityEditor.Modules.IBuildPostprocessor)
0x000001f3a6db67a3 (Mono JIT Code) UnityEditor.BuildPlayerWindow:ShowBuildTargetSettings ()
0x000001f3a6d863c3 (Mono JIT Code) UnityEditor.BuildPlayerWindow:OnGUI ()
0x000001f107bf52a9 (Mono JIT Code) UnityEditor.HostView:InvokeOnGUI (UnityEngine.Rect)
0x000001f107bf4da3 (Mono JIT Code) UnityEditor.DockArea:DrawView (UnityEngine.Rect)
0x000001f107b8c2b3 (Mono JIT Code) UnityEditor.DockArea:OldOnGUI ()
0x000001f107b51ae1 (Mono JIT Code) UnityEngine.UIElements.IMGUIContainer:DoOnGUI (UnityEngine.Event,UnityEngine.Matrix4x4,UnityEngine.Rect,bool,UnityEngine.Rect,System.Action,bool)
0x000001f107b4d2b3 (Mono JIT Code) UnityEngine.UIElements.IMGUIContainer:HandleIMGUIEvent (UnityEngine.Event,UnityEngine.Matrix4x4,UnityEngine.Rect,System.Action,bool)
0x000001f3d085a46b (Mono JIT Code) UnityEngine.UIElements.IMGUIContainer:HandleIMGUIEvent (UnityEngine.Event,System.Action,bool)
0x000001f3d085a153 (Mono JIT Code) UnityEngine.UIElements.IMGUIContainer:HandleIMGUIEvent (UnityEngine.Event,bool)
0x000001f3d085936b (Mono JIT Code) UnityEngine.UIElements.IMGUIContainer:SendEventToIMGUIRaw (UnityEngine.UIElements.EventBase,bool,bool)
0x000001f3d0858fc3 (Mono JIT Code) UnityEngine.UIElements.IMGUIContainer:SendEventToIMGUI (UnityEngine.UIElements.EventBase,bool,bool)
0x000001f2e688fd2b (Mono JIT Code) UnityEngine.UIElements.IMGUIContainer:HandleEvent (UnityEngine.UIElements.EventBase)
0x000001f2e6853e06 (Mono JIT Code) UnityEngine.UIElements.CallbackEventHandler:HandleEventAtTargetPhase (UnityEngine.UIElements.EventBase)
0x000001f3d0838cb3 (Mono JIT Code) UnityEngine.UIElements.MouseCaptureDispatchingStrategy:DispatchEvent (UnityEngine.UIElements.EventBase,UnityEngine.UIElements.IPanel)
0x000001f2e684df06 (Mono JIT Code) UnityEngine.UIElements.EventDispatcher:ApplyDispatchingStrategies (UnityEngine.UIElements.EventBase,UnityEngine.UIElements.IPanel,bool)
0x000001f2e684cb13 (Mono JIT Code) UnityEngine.UIElements.EventDispatcher:ProcessEvent (UnityEngine.UIElements.EventBase,UnityEngine.UIElements.IPanel)
0x000001f2e68610ab (Mono JIT Code) UnityEngine.UIElements.EventDispatcher:ProcessEventQueue ()
0x000001f2e685b55b (Mono JIT Code) UnityEngine.UIElements.EventDispatcher:OpenGate ()
0x000001f2e685b2fb (Mono JIT Code) UnityEngine.UIElements.EventDispatcherGate:Dispose ()
0x000001f2e684d463 (Mono JIT Code) UnityEngine.UIElements.EventDispatcher:ProcessEvent (UnityEngine.UIElements.EventBase,UnityEngine.UIElements.IPanel)
0x000001f2e684bba3 (Mono JIT Code) UnityEngine.UIElements.EventDispatcher:Dispatch (UnityEngine.UIElements.EventBase,UnityEngine.UIElements.IPanel,UnityEngine.UIElements.DispatchMode)
0x000001f2e684b70b (Mono JIT Code) UnityEngine.UIElements.BaseVisualElementPanel:SendEvent (UnityEngine.UIElements.EventBase,UnityEngine.UIElements.DispatchMode)
0x000001f3a6b6893b (Mono JIT Code) UnityEngine.UIElements.UIElementsUtility:DoDispatch (UnityEngine.UIElements.BaseVisualElementPanel)
0x000001f3a6b67b03 (Mono JIT Code) UnityEngine.UIElements.UIElementsUtility:UnityEngine.UIElements.IUIElementsUtility.ProcessEvent (int,intptr,bool&)
0x000001f3a6b67474 (Mono JIT Code) UnityEngine.UIElements.UIEventRegistration:ProcessEvent (int,intptr)
0x000001f3a6b6716b (Mono JIT Code) UnityEngine.UIElements.UIEventRegistration/<>c:<.cctor>b__1_2 (int,intptr)
0x000001f3a6b66c15 (Mono JIT Code) UnityEngine.GUIUtility:ProcessEvent (int,intptr,bool&)
0x000001f3a6b66e56 (Mono JIT Code) (wrapper runtime-invoke) <Module>:runtime_invoke_void_int_intptr_intptr& (object,intptr,intptr,intptr)
0x00007ffc9f7cfeb4 (mono-2.0-bdwgc) [mini-runtime.c:3445] mono_jit_runtime_invoke 
0x00007ffc9f70e764 (mono-2.0-bdwgc) [object.c:3066] do_runtime_invoke 
0x00007ffc9f70e8fc (mono-2.0-bdwgc) [object.c:3113] mono_runtime_invoke 
0x00007ff7eee41104 (Unity) scripting_method_invoke
0x00007ff7eee209a4 (Unity) ScriptingInvocation::Invoke
0x00007ff7eee1b5b5 (Unity) ScriptingInvocation::Invoke<void>
0x00007ff7eef657da (Unity) Scripting::UnityEngine::GUIUtilityProxy::ProcessEvent
0x00007ff7ef96fbc8 (Unity) GUIView::ProcessRetainedMode
0x00007ff7efec06eb (Unity) GUIView::OnInputEvent
0x00007ff7ef96f9da (Unity) GUIView::ProcessInputEvent
0x00007ff7efec151f (Unity) GUIView::ProcessEventMessages
0x00007ff7efebb289 (Unity) GUIView::GUIViewWndProc
0x00007ffd186474d6 (USER32) DispatchMessageW
0x00007ffd18646ff2 (USER32) DispatchMessageW
0x00007ff7efe96023 (Unity) MainMessageLoop
0x00007ff7efe9aa5b (Unity) WinMain
0x00007ff7f123cade (Unity) __scrt_common_main_seh
0x00007ffd1ae47ac4 (KERNEL32) BaseThreadInitThunk
0x00007ffd1af7a4e1 (ntdll) RtlUserThreadStart