bad gateway 502

Hi there, today I wanted to change the imap server package from Courier to Dovecot. After selecting Dovecot in the Plesk Package Installer - the installation / migration script looked good... I did not notice any error during the installation But my Plesk Server was then throwing an "Server...

After the upgrade to Plesk Obsidian 18.0.40 (Plesk Obsidian v18.0.40_build1800211119.12 os_Ubuntu 20.04) I get the 502 Bad Gateway Error after hanging a metatag in Drupal (9) and returning to the Website. Protocol shows the following: My-IP6 .... 16036#0: *10325 recv() failed (104: Connection...

Hello everone, Im calling www.lugate.com from any browser, I get 502 nginx error. But when Im calling the in server with SSH, curl lugate.com I get plesk index output. Its true. What can be the problem? How to fix? Notes: The domain is new. FastCGI App by Apache Default Plesk Plan Other...

Hello, I am not able to access Plesk panel any more, i am getting BAD GATEWAY 502. I've checked the running process and see the following error ● sw-engine.service - Startup script for Panel sw-engine Loaded: loaded (/usr/lib/systemd/system/sw-engine.service; enabled; vendor preset...

I seem to be having the strangest issue with my Plesk hosting. The system was running fine for a year. Then all of the sudden, most of the sites started showing the message "Bad Gateway 502 - Nginx". After extensive research the only option to get the site working again was to remove "Nginx"...