创建一个没有内容的页面后点永久删除会报错

Created by: guqing

What is version of Halo has the issue?

1.5.0.alpha-2

What database are you using?

H2

What is your deployment method?

Docker

What happened?

当创建一个没有内容的自定义页面时点击永久删除会报内容不存在异常