Not a bug Medium Error

[KawaiiHannah]

Affected version

Beta 7

#0 src/vendor/oyejorge/less.php/lib/Less/Tree/Expression.php(52): Less_Tree_Variable->compile(Object(Less_Environment))
#1 src/vendor/oyejorge/less.php/lib/Less/Tree/Value.php(27): Less_Tree_Expression->compile(Object(Less_Environment))
#2 src/vendor/oyejorge/less.php/lib/Less/Tree/Rule.php(75): Less_Tree_Value->compile(Object(Less_Environment))
#3 src/vendor/oyejorge/less.php/lib/Less/Tree/Ruleset.php(94): Less_Tree_Rule->compile(Object(Less_Environment))
#4 src/vendor/oyejorge/less.php/lib/Less/Tree/Ruleset.php(94): Less_Tree_Ruleset->compile(Object(Less_Environment))
#5 src/vendor/oyejorge/less.php/lib/Less/Parser.php(199): Less_Tree_Ruleset->compile(Object(Less_Environment))
#6 src/XF/CssRenderer.php(316): Less_Parser->getCss()
#7 src/XF/CssRenderer.php(297): XF\CssRenderer->renderToCss('public:extra.le...', '// Note that th...')
#8 src/XF/CssRenderer.php(226): XF\CssRenderer->renderTemplate('public:extra.le...', NULL)
#9 src/XF/CssRenderer.php(100): XF\CssRenderer->renderTemplates(Array, Array, Array)
#10 src/XF/CssWriter.php(37): XF\CssRenderer->render(Array)
#11 css.php(29): XF\CssWriter->run(Array, 9, 1)
#12 {main}

 

[Mike]

We need the full error, not just the trace.

But it looks like you've added some invalid LESS to extra.less, so this would be related to a customization.