Getting 'java.net.UnknownHostException' error while activating in Katalon Studio

Getting java.net.UnknownHostException error while activating in Katalon Studio.

You might encounter this error message when your private network restricts some Katalon's domains.

1. If you are behind a private network, please configure Proxy for Authentication or whitelist Katalon's domains.
2. You can also identify which domain to whitelist in the error log. Navigate to Help > Error log.In the error log below, the domains encountered with UnknownHostException error must be whitelisted.