I have a similar problem like this thread: http://openlitespeed.com/threads/php-upload-ssl-htt2-error-net-err_connection_closed-err_spdy_protocol_error.2717/
If i upload a file to a forum on my webserver, no transfer will done.
CentOS7 + Openlitespeed 1.4.28 + PHP 7.1.13
If i do this on the...