1.删除c盘缓存

2.找到UE版本安装路径里的BaseEngine.ini

3.打开 BaseEngine.ini 找到InstalledDerivedDataBackendGraph：

把 Path=“%ENGINEVERSIONAGNOSTICUSERDIR%DerivedDataCache”
替换成: Path=“%GAMEDIR%DerivedDataCache”

1.删除c盘缓存

2.找到UE版本安装路径里的BaseEngine.ini

3.打开 BaseEngine.ini 找到InstalledDerivedDataBackendGraph：

把 Path=“%ENGINEVERSIONAGNOSTICUSERDIR%DerivedDataCache”
替换成: Path=“%GAMEDIR%DerivedDataCache”