isVisible is undefined

Webix JS
1

line 8792 in webix_debug.js@v2.3.6

var isHidden = !this.isVisible();
2

Confirm this error ufter upgraded to new version.

3

Sorry it was regression in Webix 2.3.6
Please grab latest Webix 2.3.8

We will add extra tests for data saving operations to prevent such problems in future.

4

Thank you!