我在pdi上使用kettele转换，我用mongodb编写了查询，而我的mongodb旧版本3.4 kettele转换正在很好地工作，现在正在更新我的mongodb 3.6版，或者更新了抛出错误
- ERROR (version 8.0.0.0-28, build 8.0.0.0-28 from 2017-11-05 07.27.50 by buildguy) : org.pentaho.di.core.exception.KettleException:
2018/09/12 13:40:49 - MongoDB Input.0 - com.mongodb.MongoCommandException: Command failed with error 9: 'The 'cursor' option is required, except for aggregate with the explain argument' on server localhost:27017. The full response is { "ok" : 0.0, "errmsg" : "The 'cursor' option is required, except for aggregate with the explain argument", "code" : 9, "codeName" : "FailedToParse" }
2018/09/12 13:40:49 - MongoDB Input.0 - Command failed with error 9: 'The 'cursor' option is required, except for aggregate with the explain argument' on server localhost:27017. The full response is { "ok" : 0.0, "errmsg" : "The 'cursor' option is required, except for aggregate with the explain argument", "code" : 9, "codeName" : "FailedToParse" }
2018/09/12 13:40:49 - MongoDB Input.0 -
2018/09/12 13:40:49 - MongoDB Input.0 - at org.pentaho.di.trans.steps.mongodbinput.MongoDbInput.processRow(MongoDbInput.java:137)
2018/09/12 13:40:49 - MongoDB Input.0 - at org.pentaho.di.trans.step.RunThread.run(RunThread.java:62)
任何人都可以建议我。