Unityのアップデート後に出たエラーについて

unityを最新バージョン(2019.2.2)にアップデートをしてプロジェクトの新規作成をしたら最初から以下のエラーメッセージが出てきました。

　Assembly 'Assets/FacebookSDK/Plugins/Facebook.Unity.dll' will not be loaded due to errors:
Unable to resolve reference 'UnityEngine.UI'. Is the assembly missing or incompatible with the current platform?
Reference validation can be disabled in the Plugin Inspector.
Assembly 'Assets/FacebookSDK/Plugins/Facebook.Unity.dll' will not be loaded due to errors:
Unable to resolve reference 'UnityEngine.UI'. Is the assembly missing or incompatible with the current platform?
Reference validation can be disabled in the Plugin Inspector.
Assembly 'Assets/FacebookSDK/Plugins/Gameroom/Facebook.Unity.Gameroom.dll' will not be loaded due to errors:
Reference has errors 'Facebook.Unity'.
Extension /Applications/Unity/Hub/Editor/2019.2.2f1/PlaybackEngines/Facebook/SDK/7.9.4/Facebook.Unity.Arcade.dll was not registered, that means it relies on default UnityExtensions settings, please register extension and apply necessary settings for it in the callback.
Extension /Applications/Unity/Hub/Editor/2019.2.2f1/PlaybackEngines/Facebook/SDK/7.9.4/Facebook.Unity.Settings.dll was not registered, that means it relies on default UnityExtensions settings, please register extension and apply necessary settings for it in the callback.
Extension /Applications/Unity/Hub/Editor/2019.2.2f1/PlaybackEngines/Facebook/SDK/7.9.4/Facebook.Unity.dll was not registered, that means it relies on default UnityExtensions settings, please register extension and apply necessary settings for it in the callback.
Extension /Applications/Unity/Hub/Editor/2019.2.2f1/PlaybackEngines/Facebook/SDK/7.9.4/FacebookNamedPipeClient.dll was not registered, that means it relies on default UnityExtensions settings, please register extension and apply necessary settings for it in the callback.
Win32Exception: Cannot find the specified file
System.Diagnostics.Process.StartWithShellExecuteEx (System.Diagnostics.ProcessStartInfo startInfo) (at <376e8c39bbab4f1193a569c8dbe4305c>:0)
System.Diagnostics.Process.Start () (at <376e8c39bbab4f1193a569c8dbe4305c>:0)
(wrapper remoting-invoke-with-check) System.Diagnostics.Process.Start()
UnityEditor.DefaultExternalCodeEditor.OpenProject (System.String path, System.Int32 line, System.Int32 column) (at /Users/builduser/buildslave/unity/build/Editor/Mono/CodeEditor/DefaultExternalCodeEditor.cs:96)
Unity.CodeEditor.CodeEditor.OpenFileAtLineColumn (System.String path, System.Int32 line, System.Int32 column) (at /Users/builduser/buildslave/unity/build/Editor/Mono/CodeEditor/CodeEditor.cs:31)
UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr)