An Error occurred while handling another error:
Error: Call to undefined function yii\web\mb_strlen() in /home/workshop/public_html/vendor/yiisoft/yii2/web/ErrorHandler.php:442
Stack trace:
#0 /home/workshop/public_html/vendor/yiisoft/yii2/views/errorHandler/callStackItem.php(26): yii\web\ErrorHandler->argumentsToString(Array)
#1 /home/workshop/public_html/vendor/yiisoft/yii2/base/View.php(332): require('/home/workshop/...')
#2 /home/workshop/public_html/vendor/yiisoft/yii2/base/View.php(250): yii\base\View->renderPhpFile('/home/workshop/...', Array)
#3 /home/workshop/public_html/vendor/yiisoft/yii2/web/ErrorHandler.php(255): yii\base\View->renderFile('/home/workshop/...', Array, Object(yii\web\ErrorHandler))
#4 /home/workshop/public_html/vendor/yiisoft/yii2/web/ErrorHandler.php(308): yii\web\ErrorHandler->renderFile('@yii/views/erro...', Array)
#5 /home/workshop/public_html/vendor/yiisoft/yii2/web/ErrorHandler.php(331): yii\web\ErrorHandler->renderCallStackItem('/home/workshop/...', 95, 'yii\\helpers\\Bas...', 'byteLength', Array, 2)
#6 /home/workshop/public_html/vendor/yiisoft/yii2/views/errorHandler/exception.php(434): yii\web\ErrorHandler->renderCallStack(Object(Error))
#7 /home/workshop/public_html/vendor/yiisoft/yii2/base/View.php(332): require('/home/workshop/...')
#8 /home/workshop/public_html/vendor/yiisoft/yii2/base/View.php(250): yii\base\View->renderPhpFile('/home/workshop/...', Array)
#9 /home/workshop/public_html/vendor/yiisoft/yii2/web/ErrorHandler.php(255): yii\base\View->renderFile('/home/workshop/...', Array, Object(yii\web\ErrorHandler))
#10 /home/workshop/public_html/vendor/yiisoft/yii2/web/ErrorHandler.php(115): yii\web\ErrorHandler->renderFile('@yii/views/erro...', Array)
#11 /home/workshop/public_html/vendor/yiisoft/yii2/base/ErrorHandler.php(111): yii\web\ErrorHandler->renderException(Object(Error))
#12 [internal function]: yii\base\ErrorHandler->handleException(Object(Error))
#13 {main}
Previous exception:
Error: Call to undefined function yii\helpers\mb_strlen() in /home/workshop/public_html/vendor/yiisoft/yii2/helpers/BaseStringHelper.php:31
Stack trace:
#0 /home/workshop/public_html/vendor/yiisoft/yii2/caching/Cache.php(96): yii\helpers\BaseStringHelper::byteLength('settingsgeneral...')
#1 /home/workshop/public_html/vendor/yiisoft/yii2/caching/Cache.php(113): yii\caching\Cache->buildKey('settingsgeneral...')
#2 /home/workshop/public_html/vendor/yeesoft/yii2-yee-core/components/Settings.php(173): yii\caching\Cache->get('settingsgeneral...')
#3 /home/workshop/public_html/vendor/yeesoft/yii2-yee-core/components/Settings.php(94): yeesoft\components\Settings->load('general', 'timezone', NULL)
#4 /home/workshop/public_html/vendor/yeesoft/yii2-yee-core/Yee.php(275): yeesoft\components\Settings->get('timezone', 'UTC')
#5 /home/workshop/public_html/vendor/yeesoft/yii2-yee-core/Yee.php(224): yeesoft\Yee->initFormatter()
#6 /home/workshop/public_html/vendor/yiisoft/yii2/base/BaseObject.php(108): yeesoft\Yee->init()
#7 [internal function]: yii\base\BaseObject->__construct(Array)
#8 /home/workshop/public_html/vendor/yiisoft/yii2/di/Container.php(375): ReflectionClass->newInstanceArgs(Array)
#9 /home/workshop/public_html/vendor/yiisoft/yii2/di/Container.php(156): yii\di\Container->build('yeesoft\\Yee', Array, Array)
#10 /home/workshop/public_html/vendor/yiisoft/yii2/BaseYii.php(349): yii\di\Container->get('yeesoft\\Yee', Array, Array)
#11 /home/workshop/public_html/vendor/yiisoft/yii2/di/ServiceLocator.php(137): yii\BaseYii::createObject(Array)
#12 /home/workshop/public_html/vendor/yiisoft/yii2/base/Module.php(724): yii\di\ServiceLocator->get('yee', true)
#13 /home/workshop/public_html/vendor/yiisoft/yii2/base/Application.php(313): yii\base\Module->get('yee')
#14 /home/workshop/public_html/vendor/yiisoft/yii2/web/Application.php(69): yii\base\Application->bootstrap()
#15 /home/workshop/public_html/vendor/yiisoft/yii2/base/Application.php(273): yii\web\Application->bootstrap()
#16 /home/workshop/public_html/vendor/yiisoft/yii2/base/BaseObject.php(108): yii\base\Application->init()
#17 /home/workshop/public_html/vendor/yiisoft/yii2/base/Application.php(206): yii\base\BaseObject->__construct(Array)
#18 /home/workshop/public_html/frontend/web/index.php(19): yii\base\Application->__construct(Array)
#19 {main}