If a Shulker Box is saved to an item file, a bug occurs.

1. Prepare a Shulker Box of any color. It does not need to contain items.
2. Save this Shulker Box to an item file.
3. Use /mm i get to obtain this Shulker Box.
4. Enter /mm r to reload the configuration.
5. The Shulker Box will no longer be placeable on the ground.

MM plugin version 5.8.0 b-934b10b Game version: Purpur 1.21.1

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