In Form with Upload editor, an error is thrown when you try to clear the Form.

[martintabakov]

Bug report

An error is thrown when you try to clear a Form with an Upload or any other widget that does not have a "value" method.

Reproduction of the problem

1. Open this Dojo example - https://dojo.telerik.com/@martin.tabakov@progress.com/OWOPiteD/3.
2. Hit the clear button.

Workaround: https://dojo.telerik.com/@iankodj/oLAKiCuK/2

Current behavior

An error is thrown when you hit the clear button.

Expected/desired behavior

No error should be thrown when the clear button is hit.

Environment

• Kendo UI version: 2021.3.914
• Browser: [all]