VS - Asp.Net core application not worked and run only on fiddler

I have faced some specific issue, where .Net core project was not running on my local machine visual studio and ruins only when Telerik Fiddler ruins. It always goes to 500 error page (only for me). I have tried changing all browser proxy settings, but those not fixed my

I was searching for my Outlook automatic replies not opened and calendar schedules not shown issue, for that got fix from Microsoft as https://support.microsoft.com/en-in/help/2847833/proxy-server-causing-issues-in-outlook-with-free-busy-oof-and-mailtips, surprisingly it fixed my visual studio .net core project issue. Try below steps to reset proxy

Outlook 2016 integration to Skype for business Lync 2016

I got issue on outlook 2016 where Skype for business (Lync 2016) status for contacts not showing.

I have followed below steps and worked

1. Open RegEdit by typing in run command (WinKey + R)
2. Go to Path HKEY_CURRENT_USER\SOFTWARE\IM Providers
3. Update DefaultIMApp value as "Lync" as in screenshot below
4. Restart outlook

Ref: https://blogs.msdn.microsoft.com/rathomas/2012/12/03/outlook-2013-users-are-unable-to-see-the-presence-info-in-outlook/