When the observer is pushed by the piston, it cannot generate or extinguish the redstone signal

[ABKQPO]

Initial Questions

• I have searched this issue tracker and there is nothing similar already, and this is not on the list of known issues. Posting on a closed issue saying the bug still exists will prompt us to investigate and reopen it once we confirm your report.
• I have verified that this issue occurs in a SUPPORTED environment, meaning I can reproduce this WITHOUT OptiFine, and without Bukkit+Forge server software like KCauldron, Thermos, Crucible, Mohist etc

Mod Version

etfuturum-2.6.0-master.29+566d02c7e3

Describe the Issue

I made two devices, and when I pushed the Observer, the following situation occurred

Conflicting Mods

Nope

Crash Report

No response

Other Details

No response