ErrorException: Template error: Template public:customcategories.less is unknown
src/XF/Template/Templater.php:583
#0 [internal function]: XF\Template\Templater->handleTemplateError(512, 'Template public...', '/{path}...', 583, Array)
#1 src/XF/Template/Templater.php(583): trigger_error('Template public...', 512)
#2 src/XF/Template/Templater.php(538): XF\Template\Templater->getTemplateData('public', 'customcategorie...')
#3 src/XF/Template/Templater.php(1248): XF\Template\Templater->getTemplateCode('public', 'customcategorie...')
#4 src/XF/CssRenderer.php(647): XF\Template\Templater->renderTemplate('customcategorie...', Array)
#5 src/vendor/oyejorge/less.php/lib/Less/Tree/Import.php(152): XF\CssRenderer->handleLessImport(Object(Less_Tree_Import))
#6 src/vendor/oyejorge/less.php/lib/Less/Tree/Ruleset.php(248): Less_Tree_Import->compile(Object(Less_Environment))
#7 src/vendor/oyejorge/less.php/lib/Less/Tree/Ruleset.php(235): Less_Tree_Ruleset->evalImports(Object(Less_Environment))
#8 src/vendor/oyejorge/less.php/lib/Less/Tree/Ruleset.php(70): Less_Tree_Ruleset->PrepareRuleset(Object(Less_Environment))
#9 src/vendor/oyejorge/less.php/lib/Less/Parser.php(199): Less_Tree_Ruleset->compile(Object(Less_Environment))
#10 src/XF/CssRenderer.php(363): Less_Parser->getCss()
#11 src/XF/CssRenderer.php(311): XF\CssRenderer->renderToCss('public:extra.le...', '// Note that th...')
#12 src/XF/CssRenderer.php(235): XF\CssRenderer->renderTemplate('public:extra.le...', NULL)
#13 src/XF/CssRenderer.php(101): XF\CssRenderer->renderTemplates(Array, Array, Array)
#14 src/XF/CssWriter.php(53): XF\CssRenderer->render(Array)
#15 css.php(30): XF\CssWriter->run(Array, 23, 1, 'cb514938c694835...')
#16 {main}