Android Unity IAP + IL2CPP

I’m unable to make a build using IL2CPP if i have Unity IAP enabled.
i get this error :

Failed running D:\Work\Unity 2017.2.0f3\Editor\Data\il2cpp/build/UnityLinker.exe --api=NET_2_0 -out="D:\Projects\Down to One\Temp\StagingArea\assets\bin\Data\Managed\tempStrip" -l=none -c=link --link-symbols -x="D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Core.xml" -f="D:\Work\Unity 2017.2.0f3\Editor\Data\il2cpp\LinkerDescriptors" -x "D:\Projects\Down to One\Temp\StagingArea\assets\bin\Data\Managed\..\platform_native_link.xml" -x "D:\Projects\Down to One/Temp/StagingArea\assets\bin\Data/methods_pointedto_by_uievents.xml" -x "D:\Projects\Down to One/Temp/StagingArea\assets\bin\Data/UnityEngine.xml" -x "D:\Projects\Down to One\Temp\StagingArea\assets\bin\Data\preserved_derived_types.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Accessibility.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\AI.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Animation.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\AR.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Audio.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Cloth.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Core.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\CrashReporting.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Director.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\GameCenter.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Grid.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\ImageConversion.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\IMGUI.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Input.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\JSONSerialize.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\ParticlesLegacy.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\ParticleSystem.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\PerformanceReporting.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Physics.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Physics2D.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\ScreenCapture.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\SpriteMask.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\StyleSheets.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Terrain.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\TerrainPhysics.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\TextRendering.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Tilemap.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\UI.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\UIElements.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\UNET.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\UnityAnalytics.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\UnityConnect.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\UnityWebRequest.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\UnityWebRequestAudio.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\UnityWebRequestTexture.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\UnityWebRequestWWW.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Vehicles.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Video.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\VR.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Web.xml" -x "D:\Work\Unity 2017.2.0f3\Editor\Data\PlaybackEngines\AndroidPlayer\Whitelists\Wind.xml" -x "D:\Projects\Down to One\Assets\Plugins\UnityPurchasing\script\link.xml" -d "D:\Projects\Down to One\Temp\StagingArea\assets\bin\Data\Managed" -a  "D:\Projects\Down to One\Temp\StagingArea\assets\bin\Data\Managed\Assembly-CSharp-firstpass.dll" -a  "D:\Projects\Down to One\Temp\StagingArea\assets\bin\Data\Managed\Assembly-CSharp.dll" -a  "D:\Projects\Down to One\Temp\StagingArea\assets\bin\Data\Managed\UnityEngine.UI.dll" -a  "D:\Projects\Down to One\Temp\StagingArea\assets\bin\Data\Managed\TextMeshPro-1.0.55.2017.2.0b12.dll" -a  "D:\Projects\Down to One\Temp\StagingArea\assets\bin\Data\Managed\UnityEngine.Analytics.dll"

stdout:
Fatal error in Unity CIL Linker
System.NullReferenceException: Object reference not set to an instance of an object.
   at UnityLinker.AddUnresolvedStubsStep.GetTypeModule(TypeReference type, AssemblyDefinition[] assemblies)
   at UnityLinker.AddUnresolvedStubsStep.Process()
   at Mono.Linker.Steps.BaseStep.Process(LinkContext context)
   at Mono.Linker.Pipeline.Process(LinkContext context)
   at UnityLinker.UnityDriver.Run()
   at UnityLinker.UnityDriver.RunDriver()
stderr:

UnityEngine.Debug:LogError(Object)
UnityEditorInternal.Runner:RunProgram(Program, String, String, String, CompilerOutputParserBase) (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/BuildUtils.cs:128)
UnityEditorInternal.Runner:RunManagedProgram(String, String, String, CompilerOutputParserBase, Action`1) (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/BuildUtils.cs:73)
UnityEditorInternal.AssemblyStripper:RunAssemblyLinker(IEnumerable`1, String&, String&, String, String) (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/AssemblyStripper.cs:89)
UnityEditorInternal.AssemblyStripper:StripAssembliesTo(String[], String[], String, String, String&, String&, String, IIl2CppPlatformProvider, IEnumerable`1) (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/AssemblyStripper.cs:82)
UnityEditorInternal.AssemblyStripper:RunAssemblyStripper(String, IEnumerable, String, String[], String[], String, IIl2CppPlatformProvider, RuntimeClassRegistry) (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/AssemblyStripper.cs:204)
UnityEditorInternal.AssemblyStripper:StripAssemblies(String, IIl2CppPlatformProvider, RuntimeClassRegistry) (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/AssemblyStripper.cs:114)
UnityEditorInternal.IL2CPPBuilder:Run() (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/Il2Cpp/IL2CPPUtils.cs:143)
UnityEditorInternal.IL2CPPUtils:RunIl2Cpp(String, String, IIl2CppPlatformProvider, Action`1, RuntimeClassRegistry, Boolean) (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/Il2Cpp/IL2CPPUtils.cs:34)
UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr)

Unity IAP is up to date and i tried reimporting it several times.

Unity version : 2017.2.0f3
NDK version : r13b

Found a similar thread : Fatal error in Unity CIL Linker 2017.2.0f3 and i don’t know how to delete this one .