Reload plugins is not working in katalon V6.2.0

You should use “Manual proxy configuration”.

“Use system configuration” seems to be unreliable.

If you choose “Manual proxy configuration” which lacks “proxy-bypass-list” feature, then your test case scripts will become unable to reach to the host on your interanet such as 172.24.2.3 or 192.168.4.5.

But there is a work around. See: