ArgumentNullException: Value cannot be null.
Parameter name: path1
System.IO.Path.Combine (System.String path1, System.String path2) (at <787acc3c9a4c471ba7d971300105af24>:0)
UnityEditor.Utils.Paths.Combine (System.String components) (at <2e279d988b9d4542841de511fbfdf8c2>:0)
UnityEditor.Android.AndroidGradleRoot.GetGradleLaunchJarPath (System.String directory) (at <950249aad035483681d10b4c9c3c20d4>:0)
UnityEditor.Android.GradleWrapper.CreateGradleInstance () (at <950249aad035483681d10b4c9c3c20d4>:0)
UnityEditor.Android.PostProcessAndroidPlayer.ExecuteWarmup (System.String stagingArea) (at <950249aad035483681d10b4c9c3c20d4>:0)
UnityEditor.Android.PostProcessAndroidPlayer.PostProcess (UnityEditor.Modules.BuildPostProcessArgs args, AndroidPlayerBuildProgram.Data.AndroidPlayerBuildProgramOutput buildProgramOutput) (at <950249aad035483681d10b4c9c3c20d4>:0)
UnityEditor.Android.AndroidBuildPostprocessor.PostProcess (UnityEditor.Modules.BuildPostProcessArgs args, UnityEditor.BuildProperties& outProperties) (at <950249aad035483681d10b4c9c3c20d4>:0)
UnityEditor.PostprocessBuildPlayer.Postprocess (UnityEditor.BuildTargetGroup targetGroup, UnityEditor.BuildTarget target, System.Int32 subtarget, System.String installPath, System.String companyName, System.String productName, System.Int32 width, System.Int32 height, UnityEditor.BuildOptions options, UnityEditor.RuntimeClassRegistry usedClassRegistry, UnityEditor.Build.Reporting.BuildReport report) (at <2e279d988b9d4542841de511fbfdf8c2>:0)
UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr, Boolean&)