How to check or show notice when web url colud not load in WebViewer or in Web component?

[aniruddha_sinha01 (Aniruddha Sinha)]

I have tried almost everything but could not get it out..
Please help me out..

[Robert (rickastlee)]

The webviewer component automatically notify you like “ERR NO INTERNET CONNECTION” or “ERR NAME NOT RESOLVED”.

[Souvik_Bera]

Also there is a block in web component
Got Text. You can simply use the response codes

[aniruddha_sinha01 (Aniruddha Sinha)]

when I got this type of message in web viewer then web viewer will be disabled and circular progress will start