An internal error occurred during: "Map/Reduce location status updater".org/codehaus/jackson/JsonProcessingException

[FuXingYu-fxy]

I can hardly find anyone who made the same mistakes.

An internal error occurred during: "Map/Reduce location status updater". org/codehaus/jackson/JsonProcessingException

what is org/codehaus/jackson/JsonProcessingException ?
Please help me, I have been troubled by this problem for 2 days

[dairui2]

org/codehaus/jackson is package，e.g. org.codehaus.jackson