Bitcoin Core stopped connecting???

[somebody else]

The topic is older, but at my computer very similar if not the same error appeared at one of the coins.

It helped me to enter winsock reset command ftom the windows command prompt:

        netsh winsock reset

Detailed info: https://www.geeksinphoenix.com/blog/post/2015/06/16/how-to-reset-your-network-adapter-in-windows-10.aspx