在Unity inspector中编辑更改Facebook设置会导致OpenSSL错误，该错误已赢得'；不固定

我得到这个错误：

Win32Exception: ApplicationName='cmd', CommandLine='/Cecho "xxx" | openssl base64', CurrentDirectory=''
System.Diagnostics.Process.Start_noshell (System.Diagnostics.ProcessStartInfo startInfo, System.Diagnostics.Process process)
System.Diagnostics.Process.Start_common (System.Diagnostics.ProcessStartInfo startInfo, System.Diagnostics.Process process)
System.Diagnostics.Process.Start ()
(wrapper remoting-invoke-with-check) System.Diagnostics.Process:Start ()
UnityEditor.FacebookEditor.FacebookAndroidUtil.DoesCommandExist (System.String command) (at Assets/Facebook/Editor/android/FacebookAndroidUtil.cs:164)
UnityEditor.FacebookEditor.FacebookAndroidUtil.get_DebugKeyHash () (at Assets/Facebook/Editor/android/FacebookAndroidUtil.cs:66)
UnityEditor.FacebookEditor.FacebookAndroidUtil.get_SetupProperly () (at Assets/Facebook/Editor/android/FacebookAndroidUtil.cs:44)
Facebook.Unity.Editor.FacebookSettingsEditor.AndroidUtilGUI () (at Assets/Facebook/Editor/FacebookSettingsEditor.cs:178)
Facebook.Unity.Editor.FacebookSettingsEditor.OnInspectorGUI () (at Assets/Facebook/Editor/FacebookSettingsEditor.cs:63)
UnityEditor.InspectorWindow.DrawEditor (UnityEditor.Editor editor, Int32 editorIndex, Boolean rebuildOptimizedGUIBlock, System.Boolean& showImportedObjectBarNext, UnityEngine.Rect& importedObjectBarRect) (at C:/buildslave/unity/build/Editor/Mono/Inspector/InspectorWindow.cs:1235)
UnityEditor.DockArea:OnGUI()

以下是我的path环境变量：

这是我的JDK/bin文件夹：

我会向您展示OpenSSL文件夹，但我不能发布两张以上的图片。。 OpenSSL文件夹位于t C:\OpenSSL\bin

我已经被这个错误困扰了好几天了，请帮帮我