Fatal error: Uncaught exception 'InvalidArgumentException' with message 'Image is not valid.' in /var/data/www/data.numfil.com/web/libs/Nette/common/Image.php:291
Stack trace:
#0 /var/data/www/data.numfil.com/web/libs/Nette/common/Image.php(255): NImage->setImageResource(false)
#1 /var/data/www/data.numfil.com/web/libs/Nette/common/Image.php(169): NImage->__construct(false)
#2 /var/data/www/data.numfil.com/web/generatesmallimgNumfil.php(37): NImage::fromFile('images/nu_akt_n...')
#3 {main}
thrown in /var/data/www/data.numfil.com/web/libs/Nette/common/Image.php on line 291