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### Instruction:
FIB_IPV4-3-ERR_STR
### Response:
(Severity: 3), (Category: L2), (Description: A runtime failure occurred in FIB engine layer. Typically, this is an internal error. The message string indicates the reason for the failure. This message also provides an error code and a string interpretation of the error code. Here is a list of possible reasons for this message (not all-inclusive). - Failed to retrieve information from FIB objects. This condition indicates a problem with the software on the card where the error is seen. - Failed to initialize objects. This condition indicates a problem with the software on the card. Typically, this occurs when the software tries to initialize invalid objects. - Unexpected events. This condition indicates a problem where an event is triggered in the software unexpectedly on the card. - Invalid objects. This condition indicates a problem where the object being processed by the software is invalid.), (Recommended Action: Please collect the console log and the CLI output. <CLI> <RP> show cef </RP> <LC> show cef location <> show cef trace location <> show cef platform trace common all location <> show cef platform trace ipv4 all location <> </LC> <TECH> show tech cef show version show install summary </TECH> </CLI> Also notice if the error message is transient or persistent. Report to your technical support representative.)
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