Downgrade Zigbee2MQTT After a Bad Update: What’s Safe
Zigbee2MQTT update broke something? How to downgrade on Docker, the Home Assistant add-on or bare metal, what to back up first, and what can't roll back.
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troubleshooting
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Tuya Protocol 3.3 vs 3.4 vs 3.5: Which Version Fits?
Tuya device connects then drops in LocalTuya or tuya-local? How protocol 3.3, 3.4 and 3.5 differ, how to find yours, and what stays fully local.
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Tuya Won’t Pair on an IoT VLAN? EZ vs AP Mode Explained
Tuya device won't pair on your IoT VLAN? Why EZ mode fails, why AP mode helps, and why the segment needs internet while Smart Life pairs it.
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Zigbee2MQTT MAC_NO_ACK (233): Why Commands Fail to Send
Zigbee2MQTT logs MAC_NO_ACK (233) and the device ignores your command? Learn how it differs from MAC_CHANNEL_ACCESS_FAILURE and what to check first.
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Zigbee2MQTT TABLE_FULL Error: Which Table Is Actually Full?
New devices won't join Zigbee2MQTT and the log shows TABLE_FULL? Find out which table that status points at, why device ratings miss it, and what to check.
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Zigbee2MQTT Green Power Won’t Pair: Coordinator Explained
Green Power switch won't pair in Zigbee2MQTT? Your coordinator decides it: Z-Stack sticks pair GP directly, EmberZNet ones need a proxy router nearby.
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LocalTuya Broken on Home Assistant 2026? Here’s Why
For Home Assistant users whose LocalTuya broke in 2026: the three separate bugs behind it, how to tell them apart, and which local-only fix fits yours.
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Zigbee2MQTT scene_recall: Why It Won’t Confirm Success
Zigbee2MQTT sends no scene_recall confirmation over MQTT, and its success log line can't be trusted. Why, and what to monitor in automations instead.
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Aqara UNSUPPORTED_ATTRIBUTE in Zigbee2MQTT, Explained
Aqara feature throwing UNSUPPORTED_ATTRIBUTE in Zigbee2MQTT? What the 0xFCC0 cluster is, and how the error line tells you which problem you have.
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iHost Zigbee2MQTT Stopped Working? The ezsp-to-ember Fix
Zigbee2MQTT on a SONOFF iHost's on-board radio failing with an ezsp error? The radio is on 8.x firmware. The one-line ember fix, the port and the caveats.