The block in the screenshot is actually sandstone that decided to be invisible that day, but other blocks were doing it too
MC-58117
Blocks call themselves "idunno my name :*(" sometimes in the model screen
Resolved
Duplicate
0
Waffle Doctor Eighty-Seven
(Unassigned)
Unconfirmed
Minecraft 14w25a
Retrieved
You are using an outdated version. Bugs in this version will not be fixed. Instead, use snapshot 14w25b where this bug is fixed.