Interacting with a flower pot within the spawn protection area will generate virtual items

[Huge-mistake]

Expected behavior

The quick-access inventory should not display these virtual flowers.

Observed/Actual behavior

Interacting with a flower pot within the spawn protection area will generate virtual items

Steps/models to reproduce

1. Keep the first slot of the player's quick-access inventory empty, and use the scroll wheel to switch to any of the slots from 2 to 9.
2. Then interact with a flower pot containing any type of flower within the spawn protection area.
3. The quick-access inventory will display virtual flowers.

Plugin and Datapack List

null

Paper version

paper1.21.8-28

Other

#11012
Similar situations might be a vanilla issue, but I haven't tested it on vanilla.
It can also be reproduced on other types of region protection plugins.

[Lulu13022002]

This is caused by kenny refactor not resyncing all the slots like previously.