Brew: Version value must be a string; got a NilClass

Posted by 汪洋龙 on Tuesday, September 7, 2021

MacOS 11.1 Version value must be a string; got a NilClass () (TypeError)

好久没用brew，今天发现直接报错

原因： 发现跟我更新系统有关

系统图

解决方案：

同时更新brew

brew update-reset