Uncaught TypeError: Cannot read property 'type' of undefined

During Setup wizard

Error Browser Console:

Uncaught TypeError: Cannot read property 'type' of undefined
    at e.setFieldValue (onloadwff.js:71)
    at HTMLFormElement.formKeydownListener (onloadwff.js:71)
setFieldValue @ onloadwff.js:71
formKeydownListener @ onloadwff.js:71

S/w Versions

$ bench --version
4.1.0

ERPNext: v11.1.30 (master)
Frappe Framework: v11.1.28 (master)