LogicException Hatası

Merhaba, Temanın özelleştirilmiş bileşenlerine girerken şöyle hata alıyorum;

Kod:

LogicException: Entity XF:StylePropertyGroup (class: XF\Entity\StylePropertyGroup) could not be found in src/XF/Mvc/Entity/Manager.php at line 51
XF\Mvc\Entity\Manager->getEntityClassName() in src/XF/Mvc/Entity/Manager.php at line 67
XF\Mvc\Entity\Manager->getEntityStructure() in src/XF/Mvc/Entity/Manager.php at line 223
XF\Mvc\Entity\Manager->getFinder() in src/XF/Mvc/Entity/Repository.php at line 35...
LogicException Hatası

Okumaya devam et...