Uncaught TypeError: Cannot read properties of undefined (reading 'length')

Creator 2.x
#1

creator 2.4.6 构建web mobile 后浏览器出错：

Uncaught TypeError: Cannot read properties of undefined (reading ‘length’)
at window.boot (main.js:32:36)
at HTMLScriptElement.engineLoaded (localhost/:71:16)

#2

你好 目前这个问题怎么解决的勒