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Service processor communication error displayed for multiple blade servers

When attempting to resolve service processor communication errors on multiple blade servers in a BladeCenter S chassis that has been functioning normally, you need to ensure that you have physical access to the BladeCenter S chassis.

Problem​

The advanced management module event log displays service processor communication errors for multiple blade servers in a BladeCenter S chassis that has been functioning normally.

Investigation​

Perform these steps to resolve the problem:
  1. Restart the advanced management module. If that resolves the error, continue monitoring the advanced management module for these errors.
  2. See Service processor communication (SP COMM) errors displayed for a blade server to isolate the problem blade servers and update the service processor (BMC) firmware.