The association Kayue\WordpressBundle\Entity\Post#user refers to the inverse side field Kayue\WordpressBundle\Entity\User#posts which does not exist.
and
The association Kayue\WordpressBundle\Entity\Comment#user refers to the inverse side field Kayue\WordpressBundle\Entity\User#comments which does not exist.
Fix the following errors:
The association Kayue\WordpressBundle\Entity\Post#user refers to the inverse side field Kayue\WordpressBundle\Entity\User#posts which does not exist.
and
The association Kayue\WordpressBundle\Entity\Comment#user refers to the inverse side field Kayue\WordpressBundle\Entity\User#comments which does not exist.