PHP Notice 'yii\base\ErrorException' with message 'Trying to access array offset on value of type bool' in /var/www/clients/client0/web74/web/_protected/vendor/mpdf/mpdf/src/Mpdf.php:12762 Stack trace: #0 /var/www/clients/client0/web74/web/_protected/vendor/mpdf/mpdf/src/Mpdf.php(12762): yii\base\ErrorHandler->handleError() #1 /var/www/clients/client0/web74/web/_protected/vendor/mpdf/mpdf/src/Mpdf.php(12820): Mpdf\Mpdf->_setLineYpos() #2 /var/www/clients/client0/web74/web/_protected/vendor/mpdf/mpdf/src/Mpdf.php(6327): Mpdf\Mpdf->_setInlineBlockHeights() #3 /var/www/clients/client0/web74/web/_protected/vendor/mpdf/mpdf/src/Mpdf.php(17540): Mpdf\Mpdf->finishFlowingBlock() #4 /var/www/clients/client0/web74/web/_protected/vendor/mpdf/mpdf/src/Tag/BlockTag.php(233): Mpdf\Mpdf->printbuffer() #5 /var/www/clients/client0/web74/web/_protected/vendor/mpdf/mpdf/src/Tag.php(239): Mpdf\Tag\BlockTag->open() #6 /var/www/clients/client0/web74/web/_protected/vendor/mpdf/mpdf/src/Mpdf.php(15382): Mpdf\Tag->OpenTag() #7 /var/www/clients/client0/web74/web/_protected/vendor/kartik-v/yii2-mpdf/Pdf.php(381): Mpdf\Mpdf->WriteHTML() #8 /var/www/clients/client0/web74/web/_protected/vendor/kartik-v/yii2-mpdf/Pdf.php(265): kartik\mpdf\Pdf->output() #9 /var/www/clients/client0/web74/web/_protected/controllers/SiteController.php(904): kartik\mpdf\Pdf->render() #10 [internal function]: app\controllers\SiteController->actionPrintSingle() #11 /var/www/clients/client0/web74/web/_protected/vendor/yiisoft/yii2/base/InlineAction.php(57): call_user_func_array() #12 /var/www/clients/client0/web74/web/_protected/vendor/yiisoft/yii2/base/Controller.php(157): yii\base\InlineAction->runWithParams() #13 /var/www/clients/client0/web74/web/_protected/vendor/yiisoft/yii2/base/Module.php(528): yii\base\Controller->runAction() #14 /var/www/clients/client0/web74/web/_protected/vendor/yiisoft/yii2/web/Application.php(103): yii\base\Module->runAction() #15 /var/www/clients/client0/web74/web/_protected/vendor/yiisoft/yii2/base/Application.php(386): yii\web\Application->handleRequest() #16 /var/www/clients/client0/web74/web/index.php(25): yii\base\Application->run() #17 {main}