Can confirm this bug. Once an observer is activated rather than emitting a pulse it becomes permanently powered and permanently powers any Redstone devices behind it. Breaking the observer is the only way to stop the Redstone signal. This breaks any and all observer based Redstone circuits.
Can confirm this bug. Once an observer is activated rather than emitting a pulse it becomes permanently powered and permanently powers any Redstone devices behind it. Breaking the observer is the only way to stop the Redstone signal. This breaks any and all observer based Redstone circuits.