Not able to handle Post Back

[vasalath]

The AJAX Control Toolkit <VERSION> 20.1.0

The installation method NuGet package

• [ ] Installer
• [ ] NuGet package
• [ ] A custom build from the source code

Minimal steps to reproduce the AutoPostBack = True is not making a PostBack on Tab click

Actual result AutoPostBack = True is not making a PostBack on Tab click

Expected result ** Make PostBack on Every Tab Click **

Browser(s) used ** Chrome, FireFox **

A site deployment method IIS

• [ ] VS development web-server,
• [ ] IIS