As seen on https://forum.glpi-project.org/viewtopic.php?id=283333 @cconard96 asked to open a Bug report who hasn't been done yet? Operating system: Linux p1glpi1a 6.1 ...
I have got an error when i ported Smarty via Composer autoload. "autoload": { "psr-4": { "Smmarty\\": "src/libs/smarty/smarty/src/", ..... } }, so, i guess this way ...