[TUTORIAL] Fog Of War

Hi I have 0 experience in C++, I have updated Build.CS, I created 2 new C++ Classes with no parent, and copy past info from post #1. when I try to build in VS I get the following errors
(1)
Severity Code Description Project File Line Suppression State
Error The first include statement in source file ‘D:\GameDesign\GameJamWorkSpace\MyProject4\Source\MyProject4\FogOfWarManager.cpp’ is trying to include the file ‘RpgTest.h’ as the precompiled header, but that file could not be located in any of the module’s include search paths. MyProject4 D:\GameDesign\GameJamWorkSpace\MyProject4\Intermediate\ProjectFiles\EXEC 1

(2)
Severity Code Description Project File Line Suppression State
Error MSB3073 The command ““C:\Program Files (x86)\Epic Games\4.11\Engine\Build\BatchFiles\Build.bat” MyProject4Editor Win64 Development “D:\GameDesign\GameJamWorkSpace\MyProject4\MyProject4.uproject” -waitmutex -2015” exited with code -1. MyProject4 C:\Program Files (x86)\MSBuild\Microsoft.Cpp\v4.0\V140\Microsoft.MakeFile.Targets 37