Error in npm istall

[nurayuniar]

I have this error when build. What can i do to fix it? Thank you.

TRACKER : error TRK0005: Failed to locate: "CL.exe". The system cannot find t
he file specified

[goldiwill]

目前使用 yarn 安装不成功，可以尝试使用 npm 。当前库的源码不兼容高版本的 Angular运行。