В файле ошибок появляется два повторяющихся куска кода:

1) [2016-10-05 16:03:35] (DEBUG @ /var/www/vh69201/data/www/mywebsite.ru/core/components/phpthumbof/model/phpthumbof/phpthumbof.class.php: 143)

Execution time: 0.0000 s

2) [2016-10-05 16:03:35] (ERROR @ /var/www/vh69201/data/www/mywebsite.ru/core/components/phpthumbof/model/phpthumbof/phpthumbof.class.php: 379) [phpThumbOf] Could not generate thumbnail: filials/izmajlovskaya/izmailovskaya_04.jpg — Debug: Array
(
[0] => phpThumb() v1.7.14-201604151303 in file «phpthumb.class.php» on line 227
[1] => setCacheDirectory() starting with config_cache_directory = "/var/www/vh69201/data/www/mywebsite.ru/core/cache/phpthumb/" in file «phpthumb.class.php» on line 1006
[2] => setting config_cache_directory to $this->realPathSafe(/var/www/vh69201/data/www/mywebsite.ru/core/cache/phpthumb) = "/var/www/vh69201/data/www/mywebsite.ru/core/cache/phpthumb" in file «phpthumb.class.php» on line 1034
[3] => setCacheDirectory() starting with config_cache_directory = "/var/www/vh69201/data/www/mywebsite.ru/assets/components/phpthumbof/cache/" in file «phpthumb.class.php» on line 1006
[4] => setting config_cache_directory to $this->realPathSafe(/var/www/vh69201/data/www/mywebsite.ru/assets/components/phpthumbof/cache) = "/var/www/vh69201/data/www/mywebsite.ru/assets/components/phpthumbof/cache" in file «phpthumb.class.php» on line 1034
[5] => setSourceFilename(filials/izmajlovskaya/izmailovskaya_04.jpg) set $this->sourceFilename to «filials/izmajlovskaya/izmailovskaya_04.jpg» in file «phpthumb.class.php» on line 292

Как избавиться от данных двух ошибок?