BrickLink Catalog Items Missing Element ID

Items Missing Element ID

ITEM NO	ITEM NAME
3787	Vehicle, Mudguard 2 x 4 with Arch Smooth Catalog	Yellow
3787	Vehicle, Mudguard 2 x 4 with Arch Smooth Catalog	Light Gray
3787	Vehicle, Mudguard 2 x 4 with Arch Smooth Catalog	Black