**Describe the bug** After clicking the tag filter, the bug happened when there's no blog post anymore. **To Reproduce** Steps to reproduce the behavior: 1. Go to "消息公告" 2. Click on select 3. Click on 公告 4. See error **Expected behavior** <!-- A clear and concise description of what you expected to happen. --> **Screenshots**   **Additional context** <!-- Add any other context about the problem here. -->
Describe the bug
After clicking the tag filter, the bug happened when there's no blog post anymore.
To Reproduce
Steps to reproduce the behavior:
Expected behavior
Screenshots
Additional context