Error R225 Eid ((new)) [2026]

If you are seeing Error R225 during the setup of your Smart Energy Monitor (common with Hive Active Heating or British Gas setups), it indicates a failure to register the device with the Smart Meter. The "EID" refers to the Electronic Identifier—a unique code used to link your in-home display to the meter.

: Using an older version of the eID middleware that does not support newer card versions (v1.8 and above). error r225 eid

If an EID contains a character that the report engine cannot process (e.g., an em dash, curly quote, or non-Latin script), the parsing routine fails with R225. If you are seeing Error R225 during the

: If you're dealing with a log output that includes this error, analyze the logs leading up to this error. There might be other clues or warnings that indicate what's going wrong. If an EID contains a character that the

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Here are three options ranging from professional to casual.

Runtime error "225" is almost a dead giveaway that a C++ component is missing.