Just Bought the Buddy, wont work

Just bought the buddy and when i open it i get the error below, Please help this happens when i open the Heartbuddy

System.MissingMethodException: Method not found: 'Void System.Runtime.InteropServices.Marshal.StructureToPtr(UInt32, IntPtr, Boolean)'.
at GreyMagic.MemoryBase.‫*‪*‫‎‬​*‏‪*‏‎‪*‫‎​‎‎*‫‫‬‬*[
](IntPtr ,
, Boolean& )
at GreyMagic.MemoryBase.Write[T](IntPtr addr, T value)
at GreyMagic.Executor.InitializeDetour()
at GreyMagic.Executor..ctor(ExternalProcessMemory memory, ExecutorInitParams initParams)
at GreyMagic.ExternalProcessMemory.‏‏*‬*‪​*‏*​*‏‬*​**‫‏‏‎**‪*‏*‬*(ExternalProcessMemoryInitParams )
at GreyMagic.ExternalProcessMemory.‏‏*‬*‪​*‏*​*‏‬*​**‫‏‏‎**‪*‏*‬*(Process , Boolean , Boolean , Boolean , IntPtr , Boolean , Int32 , Boolean , Boolean )
at GreyMagic.ExternalProcessMemory..ctor(Process p, Boolean startupExecutor, Boolean dx9, Boolean startupRasm)
at Triton.Game.TritonHs.‫‪**‎*‫‏‏​*​*​*‪‎*‫*​****​‏‪*(Process , ‪‬*​‬‏‬*‫***‏‬‪‫*​‬*‫* , String& View attachment Hearthbuddy 3548 2015-08-17 05.13.txt