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error Finder
Error Code ER2
Error due to unstable network traffic causing BLISS not receiving an answer from the server, or problems with communication reception.
? What Causes This
Unstable network conditions and data congestion, leading to failed responses from the cloud service.
✓ How to Fix It
Reduce WiFi traffic by minimizing device usage. Verify network stability and check router configuration.
Source: page 20 of the official manual
From the manual
This error code appears in:
Finder IB1C91 Bliss Wifi Chrono Thermostat