[Bug] Mining Pick Axe

The Mining Pick Ax Collision or changing items in hot bar? not 4 sure!, Some times it will not work when using the use button or click of the mouse!
and it quits working! so i put it back in my inventory & put back in hotbar seems to work again!
The Mining ax Turn a different color as well slightly lt. blue color , then i know when it quit working!?

anyone else having this issue?

pg

Not just wit the pick ax.