Notice: Undefined variable: buttons in C:\xampp\htdocs\oa-OLD\vendor\yii2assets\yii2-pdfjs\views\default\index.php on line 5

Warning: Invalid argument supplied for foreach() in C:\xampp\htdocs\oa-OLD\vendor\yii2assets\yii2-pdfjs\views\default\index.php on line 5

Notice: Undefined variable: waterMark in C:\xampp\htdocs\oa-OLD\vendor\yii2assets\yii2-pdfjs\views\default\index.php on line 12

Notice: Undefined variable: waterMark in C:\xampp\htdocs\oa-OLD\vendor\yii2assets\yii2-pdfjs\views\default\index.php on line 13

Notice: Undefined variable: waterMark in C:\xampp\htdocs\oa-OLD\vendor\yii2assets\yii2-pdfjs\views\default\index.php on line 14

Fatal error: Using $this when not in object context in C:\xampp\htdocs\oa-OLD\vendor\yii2assets\yii2-pdfjs\views\default\index.php on line 16