Compile Error

Hey I need some help I’m trying to compile my code, I’m following the Getting Started: Introduction to UE4 Programming, and it just wont work I keep getting errors saying

Error 3 error : Failed to produce item: E:\dinoAssignment\MyProject\Binaries\Win64\MyProject-Win64-DebugGame.exe E:\dinoAssignment\MyProject\Intermediate\ProjectFiles\ERROR MyProject

Error 1 error C2027: use of undefined type ‘APickup’ E:\Epic Games\4.5\Engine\Source\Runtime\CoreUObject\Public\UObject\Class.h 2458 1 MyProject

Error 2 error C3861: ‘StaticClass’: identifier not found E:\Epic Games\4.5\Engine\Source\Runtime\CoreUObject\Public\UObject\Class.h 2458 1 MyProject

Error 4 error MSB3073: The command ““E:\Epic Games\4.5\Engine\Build\BatchFiles\Build.bat” MyProject Win64 DebugGame “E:\dinoAssignment\MyProject\MyProject.uproject” -rocket” exited with code -1. C:\Program Files (x86)\MSBuild\Microsoft.Cpp\v4.0\V120\Microsoft.MakeFile.Targets 38 5 MyProject

I really need help as soon as if anybody can work out what i need to do please get back to me as soon as

Would be nice to see the code, the error only tells you that you are using ‘APickup’ and it is not in your scope (missing an include statement).