Manga chapters showing up as individual mangas

What happened?

After the last update and subsequent library refresh, many of my manga now show as a chapter is a manga by itself.

What did you expect?

For the chapters to be inside the corresponding manga

Kavita Version Number - If you don not see your version number listed, please update Kavita and see if your issue still persists.

0.8.4 - Stable

What operating system is Kavita being hosted from?

Docker (Other)

If the issue is being seen on Desktop, what OS are you running where you see the issue?

Windows

If the issue is being seen in the UI, what browsers are you seeing the problem on?

Firefox, Chrome

If the issue is being seen on Mobile, what OS are you running where you see the issue?

Android

If the issue is being seen on the Mobile UI, what browsers are you seeing the problem on?

Firefox, Chrome

Relevant log output

No response

Additional Notes

Running on a Synology NAS