Before 24w45a, chests could have parts of the texture erased with a resource pack and it would render correctly in item form. In 24w45a, the erased sections now render black.
MC-278271
Chest item models no longer support transparent textures
Resolved
Won't Fix
2
Thank you for your report!
After consideration, the issue is being closed as Won't Fix.
Please note that this is not the same as Working as Intended, as this bug report correctly describes behavior in the game that might not be the intended or desirable behavior, but it will not be fixed right now. Sometimes, this is because the issue reported is minor and/or impossible to change without large architectural changes to the code base.
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