前端开发工具:VSCODE
报错信息:
INFO Starting development server...10% building 2/2 modules 0 active ERROR TypeError: Cannot read properties of undefined (reading 'upgrade')TypeError: Cannot read properties of undefined (reading 'upgrade')
解决方案:
从网上找了很多方法,都没解决,后来发现是缺少一个文件,可能是下载文件没有下载全
要将这个文件放到前端代码路径下