when i created a redstone contraption containing multiple pistons and repeaters the pistons stay on with out a pulse "i have. double checked the contraption it is a bug." It is used for horse races kinda like a 'ready.. Set.. Go!' Type of thing.

Pistons sometimes stay on without a pulse

What I expected to happen was all pistons would turn off when switch is clicked
Describe what you thought should happen here

What actually happened was only one of the three turned off
Describe what happened here

Steps to Reproduce:
1. Create a 3 step piston tower so that it waits 2 full winded repeaters till it triggers the Next piston
2.turn it on then off the bug should be triggered ...
3. ...