Catchable fatal error: Argument 1 passed to EcomCatalog\Options\CatalogOptions::setSubcategory() must be an instance of EcomCatalog\Entity\CatalogSubcategory, null given, called in /var/www/html/velog.rs/site.201507261345/vendor/zendframework/zendframework/library/Zend/Stdlib/AbstractOptions.php on line 104 and defined in /var/www/html/velog.rs/site.201507261345/vendor/codeion/ecom-catalog/src/EcomCatalog/Options/CatalogOptions.php on line 269