Error resolution after MFC closes the precompiled header file

severity      Code      explain      project      file      That's ok      Disable status
error     C1189    #error:  WINDOWS.H already included.  MFC apps must not #include <Windows.h>    FtSmartPos    d:\program files\microsoft visual studio\2017\professional\vc\tools\msvc\14.16.27023\atlmfc\include\afxv_w32.h    16    
error ( Activities )    E0035    #error Instructions :  WINDOWS.H already included.  MFC apps must not #include <Windows.h>    FtSmartPos    D:\Program Files\Microsoft Visual Studio\2017\Professional\VC\Tools\MSVC\14.16.27023\atlmfc\include\afxv_w32.h    16    
error     C1189    #error:  "No Target Architecture"    FtSmartPos    d:\windows kits\10\include\10.0.17763.0\um\winnt.h    154    
error     C3646    “sock_client”: Unknown override specifier     FtSmartPos    d:\010f200\svn\producetoolmfc\ftsmartpos\ftsmartpos\toolbydmes\comm\mysocket.h    16    
error     C4430     Missing type specifier - Is assumed to be int. Be careful : C++ Default... Is not supported int    FtSmartPos    d:\010f200\svn\producetoolmfc\ftsmartpos\ftsmartpos\toolbydmes\comm\mysocket.h    16    
 

All have been deleted WINDOWS.H, It also indicates that it is heavy . hold pch.h or stdafx.h Put it at the front of each header file   after OK.

severity      Code      explain      project      file      That's ok      Disable status
error     C1189    #error:  "No Target Architecture"    FtSmartPos    d:\windows kits\10\include\10.0.17763.0\um\winnt.h    154    
 

#include <minwindef.h>

#include <WinDef.h>

Delete all . Or put it at the back .