App not serving


i tried running ‘‘ionic serve --lab’’ for my app, but my app isnt showing on the lab.

i also tried ‘‘ionic serve’’

i still get the same result. anybody to help me out??:confused::sob:

What happens if you open this URL?

What is your ionic info output?

It is not displaying the app lab view, rather it display white page with DNS server not respondinf

troubleshoot windows proxy?

i have not problem with proxy.
The app has been working before on lab.
the problem occur when i installed a PASCAL IDE which wiped off my environment varibales