The obsever clock i madeby constently updating an obsever using pison but when it comes in contacte with a block it completly stops

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What I expected to happen was...:For it to push the SAND block onto a pressure plate
Describe what you thought should happen here

What actually happened was...:It competly stopped
Describe what happened here

Steps to Reproduce:Fix obseverclocks
1. Put a step by step guide on how to trigger the bug here
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