Err_proxy_connection_failed is a browser error which means that your proxy is dead or has limited bandwidth or is very far away from your location and takes too. This is not a puppeteersharp related issue. Other urls (google, github etc) in the puppeteer browser are.
[BUG] ERR_SOCKS_CONNECTION_FAILED when debugging Playwright component
The same urls in the desktop browser are ok.
I am using tor with password, how to authenticate while connecting.
The error err_no_supported_proxies arises when puppeteer fails to properly configure and connect to a specified proxy. This error typically occurs during the execution of await browser.newpage() in your. If you are not using the correct one, you might encounter failure. Increase the 'protocoltimeout' setting in launch/connect calls for a higher timeout if needed.
The above is enough to reproduce the problem. Error page in the browser window: In this blog post, we will learn how puppeteer/chromium can be used with. So there seems to be some sort of.

The error doesn't happen on calling puppeteer.connect() with every iteration, just some.

![[BUG] ERR_SOCKS_CONNECTION_FAILED when debugging Playwright component](https://i2.wp.com/user-images.githubusercontent.com/29382899/225977281-d887034c-e89e-4898-8606-e0d8da649524.png)