Slim Application Error

The application could not run because of the following error:

Details

Type: Twig_Error_Syntax
Message: Unknown "is_mobile" function.
File: /home/nonwovexALo/nonwovenvn.com/public_html/public/themes/tpm/views/404.twig
Line: 1

Trace

#0 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/twig/twig/lib/Twig/ExpressionParser.php(367): Twig_ExpressionParser->getFunctionNodeClass()
#1 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/twig/twig/lib/Twig/ExpressionParser.php(152): Twig_ExpressionParser->getFunctionNode()
#2 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/twig/twig/lib/Twig/ExpressionParser.php(92): Twig_ExpressionParser->parsePrimaryExpression()
#3 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/twig/twig/lib/Twig/ExpressionParser.php(45): Twig_ExpressionParser->getPrimary()
#4 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/twig/twig/lib/Twig/TokenParser/Extends.php(33): Twig_ExpressionParser->parseExpression()
#5 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/twig/twig/lib/Twig/Parser.php(168): Twig_TokenParser_Extends->parse()
#6 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/twig/twig/lib/Twig/Parser.php(81): Twig_Parser->subparse()
#7 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/twig/twig/lib/Twig/Environment.php(533): Twig_Parser->parse()
#8 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/twig/twig/lib/Twig/Environment.php(565): Twig_Environment->parse()
#9 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/twig/twig/lib/Twig/Environment.php(368): Twig_Environment->compileSource()
#10 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/twig/twig/lib/Twig/Environment.php(289): Twig_Environment->loadTemplate()
#11 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/slim/twig-view/src/Twig.php(88): Twig_Environment->render()
#12 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/slim/twig-view/src/Twig.php(132): Slim\Views\Twig->fetch()
#13 /home/nonwovexALo/nonwovenvn.com/public_html/framework/view.php(91): Slim\Views\Twig->render()
#14 /home/nonwovexALo/nonwovenvn.com/public_html/controllers/ArticleController.php(16): View->pageNotFound()
#15 /home/nonwovexALo/nonwovenvn.com/public_html/controllers/SlugController.php(144): ArticleController->get()
#16 /home/nonwovexALo/nonwovenvn.com/public_html/routes/slugs/index-type1.php(9): SlugController->getResponseFromHandle()
#17 [internal function]: Closure->{closure}()
#18 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/slim/slim/Slim/Handlers/Strategies/RequestResponse.php(41): call_user_func()
#19 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/slim/slim/Slim/Route.php(356): Slim\Handlers\Strategies\RequestResponse->__invoke()
#20 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(117): Slim\Route->__invoke()
#21 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/slim/slim/Slim/Route.php(334): Slim\Route->callMiddlewareStack()
#22 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/slim/slim/Slim/App.php(516): Slim\Route->run()
#23 /home/nonwovexALo/nonwovenvn.com/public_html/framework/auth.php(49): Slim\App->__invoke()
#24 [internal function]: JwtAndSessionAuth->__invoke()
#25 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/slim/slim/Slim/DeferredCallable.php(43): call_user_func_array()
#26 [internal function]: Slim\DeferredCallable->__invoke()
#27 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(70): call_user_func()
#28 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(117): Slim\App->Slim\{closure}()
#29 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/slim/slim/Slim/App.php(407): Slim\App->callMiddlewareStack()
#30 /home/nonwovexALo/nonwovenvn.com/public_html/vendor/slim/slim/Slim/App.php(315): Slim\App->process()
#31 /home/nonwovexALo/nonwovenvn.com/public_html/public/index.php(133): Slim\App->run()
#32 {main}