1.表現(xiàn)

2.原因

3.解決

3.1.創(chuàng)建同項(xiàng)目名稱相同的頭文件和源文件

3.2

3.3

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "CoreMinimal.h"

粘貼這段到頭文件中

3.4

//*****自己的頭文件
// Copyright Epic Games, Inc. All Rights Reserved.

#include "Modules/ModuleManager.h"
//快來謝謝我吧,https://member.bilibili.com/platform/upload/text/edit?aid=253046
IMPLEMENT_PRIMARY_GAME_MODULE( FDefaultGameModuleImpl, *自己項(xiàng)目名* "*自己項(xiàng)目名*" );