(104)Connection reset by peer: mod_fcgid: error reading data from FastCGI server Set up: Plesk Obsidian 18.0.28 Centos 7 Like any error that pops up, the real check is how do you react? Keep and calm and investigate - even if colleagues are stressed out;  Grab a stress ball and work on it hard; or Join and stressed out party and lose perspective. I haven't seen this one before.  A quick search through Google and I discovered a solution on Virtualmin.  However, they write about...