从elasticsearch收到错误。我尝试将来自twitter的数据插入ES。有些记录是成功插入的，有些则不是。我是新的ES用户。使用ES1.5
错误信息如下：
org.elasticsearch.index.mapper.MapperParsingException: failed to parse
at org.elasticsearch.index.mapper.DocumentMapper.parse(DocumentMapper.java:565)
at org.elasticsearch.index.mapper.DocumentMapper.parse(DocumentMapper.java:493)
at org.elasticsearch.index.shard.IndexShard.prepareIndex(IndexShard.java:480)
at org.elasticsearch.action.index.TransportIndexAction.shardOperationOnPrimary(TransportIndexAction.java:192)
at org.elasticsearch.action.support.replication.TransportShardReplicationOperationAction$AsyncShardOperationAction.performOnPrimary(TransportShardReplicationOperationAction.java:515)
at org.elasticsearch.action.support.replication.TransportShardReplicationOperationAction$AsyncShardOperationAction$1.run(TransportShardReplicationOperationAction.java:422)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: org.elasticsearch.ElasticsearchParseException: Numeric value expected
at org.elasticsearch.common.geo.GeoUtils.parseGeoPoint(GeoUtils.java:406)
at org.elasticsearch.index.mapper.geo.GeoPointFieldMapper.parse(GeoPointFieldMapper.java:502)
at org.elasticsearch.index.mapper.object.ObjectMapper.serializeArray(ObjectMapper.java:602)
at org.elasticsearch.index.mapper.object.ObjectMapper.parse(ObjectMapper.java:489)
at org.elasticsearch.index.mapper.object.ObjectMapper.serializeObject(ObjectMapper.java:554)
at org.elasticsearch.index.mapper.object.ObjectMapper.parse(ObjectMapper.java:487)
at org.elasticsearch.index.mapper.object.ObjectMapper.serializeObject(ObjectMapper.java:554)
at org.elasticsearch.index.mapper.object.ObjectMapper.parse(ObjectMapper.java:487)
at org.elasticsearch.index.mapper.object.ObjectMapper.serializeObject(ObjectMapper.java:554)
at org.elasticsearch.index.mapper.object.ObjectMapper.parse(ObjectMapper.java:487)
at org.elasticsearch.index.mapper.DocumentMapper.parse(DocumentMapper.java:544)
... 8 more