UE4----error CS0042

error CS0042: ??????????Ϣ?ļ???d:\Program Files\Epic Games\UE_4.26\Engine\Intermediate\Build\BuildRules\UE4Rules.PDB??ʱ???????? --??d:\Program Files\Epic Games\UE_4.26\Engine\Intermediate\Build\BuildRules\UE4Rules.pdb: ?ܾ????ʡ? ERROR: Unable to compile source files.

Unable to compile source files.（缺少管理员权限，无法修改C盘的某些文件，所以报无法编译源文件的错误）

解决方法

以管理员身份打开