229-Unsupported DIMM Configuration Detected – Processor X, DIMM Y

Symptom

229-Unsupported DIMM Configuration Detected - Processor X DIMM Y. The identified DIMM is not supported in the system. (Major Code: A, Minor Code: B).

Cause

An unsupported DIMM was detected.

CAUTION:
Failure to properly handle DIMMs can damage the DIMM components and the system board connector. For more information, see the DIMM handling guidelines in the troubleshooting guide for your product on the Hewlett Packard Enterprise website:
Action
Install only supported DIMMs into the server.

For more information, see the memory population rules on the Hewlett Packard Enterprise website (https://www.hpe.com/docs/memory-population-rules).

For additional information, see the server user guide for your product: