As of 1.15.1, my AFK pumpkin farm has broke. I don't know if it was this update or the last few, (haven't noticed until now). And after testing around, I found that downward facing pistons with redstone on them will break the redstone after retracting.
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violine1101
migrated
Thank you for your report!
We're actually already tracking this issue in MC-93631, so I resolved and linked this ticket as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
If you haven't already, you might like to make use of the search feature in the future to see if the issue has already been reported.
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