[2019-10-23 08:28:22] production.ERROR: Less_Exception_Parser: File `fa-brands.less` not found. in variables.less in /app/vendor/oyejorge/less.php/lib/Less/Parser.php:2793
Stack trace:
#0 /app/vendor/oyejorge/less.php/lib/Less/Parser.php(471): Less_Parser->Error('File `fa-brands...')
#1 /app/vendor/oyejorge/less.php/lib/Less/Tree/Import.php(275): Less_Parser->parseFile('fa-brands.less', 'fa-brands.less', true)
#2 /app/vendor/oyejorge/less.php/lib/Less/Tree/Import.php(198): Less_Tree_Import->ParseImport('fa-brands.less', 'fa-brands.less', Object(Less_Environment))
#3 /app/vendor/oyejorge/less.php/lib/Less/Tree/Ruleset.php(248): Less_Tree_Import->compile(Object(Less_Environment))
#4 /app/vendor/oyejorge/less.php/lib/Less/Tree/Import.php(279): Less_Tree_Ruleset->evalImports(Object(Less_Environment))
#5 /app/vendor/oyejorge/less.php/lib/Less/Tree/Import.php(198): Less_Tree_Import->ParseImport('/app/vendor/ziy...', '../less/common', Object(Less_Environment))
It seems there's a bug in the Arabic language extension, ziymed-lang-ar. You can't login because you have set your language to Arabic. You should probably ask the other Admin to remove the Arabic language, and ask the author of the Arabic language for a fix.