I dropped any items on the ground and it looks like its a Stone, but if you pick it up, it will be your dropped item.
Code analysis in MC-99914.
DataWatcher / EntityMetadata ID is based on the class load order ! Can cause many issues !
ANY droped item will turn its texture to stone when on the floor.
Dropped Items appear as stone.
Dropped Items are shown as stone [Multiplayer]
Any dropped item looks like stone
Minecraft Realms Dirt texture is changed to stone when dropped
All ground items show as smooth stone while on the ground but when picked up they turn back to normal.
All drops look like stone, regardless of resource packs.
Dropped Item Bug In Realms
"[SEVERE] Item entity # has no item?" is spammed in the console and items appear as stone for invalid IDs or on initial drop
All dropped items appear as stone