vagrant box add 报错

运行命令 vagrant box add metadat.json 报错

报错信息

==> box: Loading metadata for box 'metadata.json'
    box: URL: file://D:/lc-homestead-8.2.1-2019112300/metadata.json
An error occurred while downloading the remote file. The error
message, if any, is reproduced below. Please fix this error and try
again.

URL using bad/illegal format or missing URL

解决办法

使用绝对地址 vagrant box add D:/lc-homestead-8.2.1-2019112300/metadata.json