What’s the net::ERR_HTTP2_PROTOCOL_ERROR about?
In my case it was – no disk space left on the web server.
http2
What’s the net::ERR_HTTP2_PROTOCOL_ERROR about?
I didn’t figure out what exactly was happening, but I found a solution. The CDN feature of OVH was the culprit. I had it installed on my host service but disabled for my domain because I didn’t need it. Somehow, when I enable it, everything works. I think it forces Apache to use the HTTP2 … Read more