Help Lỗi cron trên xenforo addon!

[kiniemxua]

Mấy bro tiếp dùm mình, lỗi này mình thua.

• XF\PrintableException: Please enter a valid name.
• src/XF/Mvc/Entity/Entity.php:1212
• Generated by: Unknown account
• Dec 2, 2020 at 12:51 PM

Stack trace​

#0 src/addons/MD/WC/Service/CrawlerItem/Import.php(50): XF\Mvc\Entity\Entity->save()
#1 src/XF/Service/ValidateAndSavableTrait.php(40): MD\WC\Service\CrawlerItem\Import->_save()
#2 src/addons/MD/WC/Cron/Crawler.php(40): MD\WC\Service\CrawlerItem\Import->save()
#3 [internal function]: MD\WC\Cron\Crawler::checkLastestChapter()
#4 src/XF/Job/Cron.php(34): call_user_func()
#5 src/XF/Job/Manager.php(258): XF\Job\Cron->run()
#6 src/XF/Job/Manager.php(200): XF\Job\Manager->runJobInternal()
#7 src/XF/Job/Manager.php(84): XF\Job\Manager->runJobEntry()
#8 job.php(43): XF\Job\Manager->runQueue()
#9 {main}