When a observer is placed next to a piston, then power the piston, the observer does not give a redstone signal.
Linked issues
Comments 2
I've marked this as duplicate and added this to the list in MCPE-14710.
MCPE-17499
Observers do not detect updates of the piston body (bottom part of the piston)
Resolved
Duplicate
0
Matthew Yuen
No User
(Unassigned)
Unconfirmed
Tablet - Android - Samsung Galaxy Tab 3
0.15.10
Retrieved
Just want to say that observers do detect piston heads (extension part of the piston) and gives a redstone signal.