im n ot sure if this should happen and im not sure what to serch for when a piston is moving but not being powered but if you build it like this then break th i also put a video in here to.
[media]
MC-272251
piston bug
Resolved
Awaiting Response
0
Please update the description to include steps to reproduce this issue, as well as expected VS observed results.
Please also attach any needed datapacks, resourcepacks, screenshots, videos or worlds needed to help reproduce this issue.