Can confirm
[media]Mojang just make banner shield names wrong as well... So sad for it...
Still happen in 1.20.0 Release
Still happen in Preview 1.20.0.20
[media]Still happen in Preview 1.20.0.24
Solved in Preview 1.20.0.24
Still happen in Preview 1.20.0.24
Still happen in Preview 1.20.0.24
still happen in Preview 1.20.0.23
still happen in Preview 1.20.0.23
Still happen in Preview 1.20.0.23
Still happen in Preview 1.20.0.23
Still happen in Preview 1.20.0.22
In addition, You can still craft banners in crafting table in MCBE. When you craft these patterns in crafting table, the patterns look like correct, however because of this bug, the recipe are also wrong.
In other words, do not forget fix the wrong recipes to mtach the correct image names.
They should use UnifontJP to match these font in Japanese
still happen in Preview 1.20.0.22
still happen in Preview 1.20.0.22
actually the banner patterns was wrong and have been wrong for nearly 3 years while the shield was correct...
this is because the treatment packs did not load completely. the UI json files was loaded but the UI images was not
Fixed in Preview 1.21.0.23