latest github version: Cannot read properties of undefined (reading 'msgHTTPError'),and w2grid will not work

[introspection3]

w2ui.es6.min.js:365  Uncaught (in promise) TypeError: Cannot read properties of undefined (reading 'msgHTTPError')
    at u (w2ui.es6.min.js:365:9054)

Short description
latest github version: Cannot read properties of undefined (reading 'msgHTTPError'),and w2grid will not work even if we reload it

What is current behavior
use version
https://github.com/vitmalina/w2ui/blob/master/dist/w2ui.es6.min.js
What is desired behavior

no undefined
w2grid works.
Link to jsfidle/codepan with sample code

Steps to reproduce or sample
...