Error: class com.fasterxml.jackson.datatype.guava.deser.HostAndPortDeserializer overrides final meth

hi,
when I merge some small segments to a big one, I met some errors in mapreduce job.

error info:

Error: class com.fasterxml.jackson.datatype.guava.deser.HostAndPortDeserializer overrides final method deserialize.(Lcom/fasterxml/jackson/core/JsonParser;Lcom/fasterxml/jackson/databind/DeserializationContext;)Ljava/lang/Object;
my merge json:
{

“type”: “index_hadoop”,

“spec”: {

“dataSchema” : {

“dataSource” : “mydatasource”,

“parser” : {

“type” : “string”,

“parseSpec” : {

“format” : “timeAndDims”,

“timestampSpec”: {

“column”: “logtime”,

“format”: “millis”

},

“dimensionsSpec”: {

“dimensions”: [

……

]

}

}

},

“metricsSpec”: [

……

],

“granularitySpec”: {

“type”: “uniform”,

“segmentGranularity”: “DAY”,

“queryGranularity”: “NONE”,

“intervals”: [

“2017-10-25/2017-10-26”

]

}

},

“ioConfig” : {

“type”: “hadoop”,

“inputSpec”: {

“type”: “dataSource”,

“ingestionSpec”: {

“dataSource”: “mydatasource”,

“intervals”: [

“2017-10-25/2017-10-26”

]

}

}

},

“tuningConfig”: {

“type”: “hadoop”,

“useCombiner”: true,

“combineText”: true

}

},

“hadoopDependencyCoordinates”: [“my-hadoop-client”]

}