The bug
Loaded crossbows look unloaded in item frames and on the ground.
How to reproduce
Get a crossbow
Load an arrow/firework in it
Observe hand and GUI (looks loaded)
Drop it or put it in an item frame
→ ❌ Doesn't look loaded
Example
[media]Linked issues
is duplicated by 23
18 more links
Confirmed in 1.14 Release