Steps To Reproduce:

1. Create a Project
2. File > Build Settings > Player Settings
3. Player Settings > XR > Check Vuforia Augmented Reality Support
4. Hierarchy > Create >Vuforia > AR Camera
5. File > Build Settings > Build and Run

Expected Result:

The build is created and it runs automatically.

Observed Result:

Build Fails with null reference exceptions in the console.

Stack Trace:

1.NullReferenceException: Object reference not set to an instance of an objectVuforia.EditorClasses.SetEulaAcceptedInConfigTask.Execute () (at <48b939598f884e49874b24e78741b31a>:0)BuildObserver.CheckAndSetEulaAccepted () (at <48b939598f884e49874b24e78741b31a>:0)BuildObserver.OnPreprocessBuild (UnityEditor.Build.Reporting.BuildReport report) (at <48b939598f884e49874b24e78741b31a>:0)UnityEditor.Build.BuildPipelineInterfaces+<OnBuildPreProcess>c__AnonStorey0.<>m__1 (UnityEditor.Build.IPreprocessBuildWithReport bpp) (at /Users/builduser/buildslave/unity/build/Editor/Mono/BuildPipeline/BuildPipelineInterfaces.cs:376)UnityEditor.Build.BuildPipelineInterfaces.InvokeCallbackInterfacesPair[T1,T2] (System.Collections.Generic.List`1[T] oneInterfaces, System.Action`1[T] invocationOne, System.Collections.Generic.List`1[T] twoInterfaces, System.Action`1[T] invocationTwo, System.Boolean exitOnFailure) (at /Users/builduser/buildslave/unity/build/Editor/Mono/BuildPipeline/BuildPipelineInterfaces.cs:356)UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr)

2. Error building Player: NullReferenceException: Object reference not set to an instance of an object

Note: -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------

1. AR camera doesn't render anything when build and deployed on a platform. Black screen appears when the app is launched on any platform. (Checked on Android, iOS, Standalone)

Stack Trace: 12-26 15:19:36.066 18373-18407/? E/Unity: NullReferenceException: Object reference not set to an instance of an object
at UnityEngine.JsonUtility.FromJson[T] (System.String json) [0x00011] in <65d98bbc8ec6474d9bc218b709a31bb7>:0
at Vuforia.EulaJsonUtility.JsonToVersionStrings (System.String json) [0x00000] in <07ec540372694de48edb66f597ebeae4>:0
at Vuforia.PlayModeEditorUtility+NullPlayModeEditorUtility.IsVuforiaActiveAndEULAAccepted () [0x00024] in <07ec540372694de48edb66f597ebeae4>:0
at Vuforia.VuforiaRuntime.IsVuforiaActiveAndEULAAccepted () [0x00005] in <07ec540372694de48edb66f597ebeae4>:0
at Vuforia.PlatformRuntimeInitialization.InitPlatform () [0x00000] in <07ec540372694de48edb66f597ebeae4>:0

(Filename: <65d98bbc8ec6474d9bc218b709a31bb7> Line: 0)
12-26 15:19:36.157 18373-18407/? E/Unity: NullReferenceException: Object reference not set to an instance of an object
at UnityEngine.JsonUtility.FromJson[T] (System.String json) [0x00011] in <65d98bbc8ec6474d9bc218b709a31bb7>:0
at Vuforia.EulaJsonUtility.JsonToVersionStrings (System.String json) [0x00000] in <07ec540372694de48edb66f597ebeae4>:0
at Vuforia.PlayModeEditorUtility+NullPlayModeEditorUtility.IsVuforiaActiveAndEULAAccepted () [0x00024] in <07ec540372694de48edb66f597ebeae4>:0
at Vuforia.VuforiaRuntime.IsVuforiaActiveAndEULAAccepted () [0x00005] in <07ec540372694de48edb66f597ebeae4>:0
at Vuforia.VuforiaRuntime.VuforiaInitialization () [0x00011] in <07ec540372694de48edb66f597ebeae4>:0

(Filename: <65d98bbc8ec6474d9bc218b709a31bb7> Line: 0)
12-26 15:19:36.180 4909-7901/? V/WindowManager: Relayout Window{89ad4f4 u0 com.Company.ProductNam/com.unity3d.player.UnityPlayerActivity}: viewVisibility=0 req=1080x1920 WM.LayoutParams{(0,0)(fillxfill) sim=#20 ty=1 fl=#80810500 pfl=0x1020000 fmt=-3 wanim=0x10302fc vsysui=0x1716 sysuil=true needsMenuKey=2 colorMode=0 naviIconColor=0}
12-26 15:19:36.193 18373-18373/? D/ViewRootImpl@434dc9[UnityPlayerActivity]: Relayout returned: old=[0,0][1080,1920] new=[0,0][1080,1920] result=0x1 surface={valid=true 3682418688} changed=false
12-26 15:19:36.249 18373-18407/? E/Unity: Exception in callback: System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.NullReferenceException: Object reference not set to an instance of an object
at UnityEngine.JsonUtility.FromJson[T] (System.String json) [0x00011] in <65d98bbc8ec6474d9bc218b709a31bb7>:0
at Vuforia.EulaJsonUtility.JsonToVersionStrings (System.String json) [0x00000] in <07ec540372694de48edb66f597ebeae4>:0
at Vuforia.PlayModeEditorUtility+NullPlayModeEditorUtility.IsVuforiaActiveAndEULAAccepted () [0x00024] in <07ec540372694de48edb66f597ebeae4>:0
at Vuforia.VuforiaRuntime.IsVuforiaActiveAndEULAAccepted () [0x00005] in <07ec540372694de48edb66f597ebeae4>:0
at Vuforia.VuforiaARController.Start () [0x00000] in <07ec540372694de48edb66f597ebeae4>:0
at (wrapper managed-to-native) System.Reflection.MonoMethod.InternalInvoke(System.Reflection.MonoMethod,object,object[],System.Exception&)
at System.Reflection.MonoMethod.Invoke (System.Object obj, System.Reflection.B

2.Null reference in thrown when created with 'Build' option as well but it is built successfully

Reproducible On:

2019.1.0a13

Not Reproducible On

2019.1.0a12

Environment:
Occurs on Windows and Mac