when I try to resize the images of the articles using the news pro gk1 thumbnail setting I get the following errors:
Warning: imagecreatetruecolor() [function.imagecreatetruecolor]: Invalid image dimensions in /home/ziuavech/public_html/modules/mod_news_pro_gk1/gk_classes/image.class.php on line 120
Warning: imagecolorallocate(): supplied argument is not a valid Image resource in /home/ziuavech/public_html/modules/mod_news_pro_gk1/gk_classes/image.class.php on line 142
Warning: imagefill(): supplied argument is not a valid Image resource in /home/ziuavech/public_html/modules/mod_news_pro_gk1/gk_classes/image.class.php on line 144
Warning: imagecopyresampled(): supplied argument is not a valid Image resource in /home/ziuavech/public_html/modules/mod_news_pro_gk1/gk_classes/image.class.php on line 216
Warning: imagegif(): supplied argument is not a valid Image resource in /home/ziuavech/public_html/modules/mod_news_pro_gk1/gk_classes/image.class.php on line 219
any idea?