Describe the bug

"the class com.jaquadro.minecraft.storagedrawers.item.ItemUpgrade cannot be cast to the class com.jaquadro.minecraft.storagedrawers.item.ItemUpgradeStorage."
trying to cast an object of one class to another class that it is not compatible with.
trying to cast an object of type ItemUpgrade to ItemUpgradeStorage, but the two classes are not compatible.

To Reproduce

1. shift+right click to open the drawer ui
2. place 2 different upgrades to the drawer
3. try to swap two upgrades
4. game crashed in client,but the server remains.

Please complete the following information:

• Minecraft Version:1.20.1
• Mod Version:7.0-pre 36

sorry.....i went to a wrong github mod pages.

sorry for inconvenience!