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### Instruction:
DIAGS-3-FAB_MCAST_SC0_FAILED
### Response:
(Severity: 3), (Category: PLATFORM), (Description: A problem is detected by loopback test to the first Crossbar chip (chip#0) on this RSP.), (Recommended Action: Copy the error message exactly as it appears on the console or in the system log, call your Cisco technical support representative and provide the representative with the gathered information.)
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