Bug report

Filtering a column bound to a complex object throws a JavaScript error.
This is a regression introduced with v 2023.1.117

Uncaught TypeError: Cannot convert undefined or null to object
    at Function.keys (<anonymous>)
    at x (kendo.all.js:313050:21)
    at init._createForm (kendo.all.js:313050:21)
    at init._init (kendo.all.js:313050:21)
    at init._click (kendo.all.js:313050:21)
    at HTMLAnchorElement.dispatch (jquery.min.js:3:12445)
    at r.handle (jquery.min.js:3:9174)

Reproduction of the problem

1. Run this REPL or this dojo
2. Click on the filter icon of the Category column

Current behavior

JavaScript error is thrown and the filter menu is not generated.

Expected/desired behavior

Filtering should work as expected.

Environment

• Kendo UI version: 2023.1.117
• Browser: [all]