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  1. ,

    Check if the field you try to read really exists in the database. If it is optional, just use com.mongodb.casbah.commons.MongoDBObject#getAs

Solutions on the web

via kigi.tw by Unknown author, 1 year ago
key not found: iiii
via GitHub by mhyee
, 1 year ago
via Stack Overflow by Blankman
, 11 months ago
via GitHub by mhyee
, 1 year ago
key not found: tmp736602445
java.util.NoSuchElementException: key not found: 0	at scala.collection.MapLike$class.default(MapLike.scala:228)	at scala.collection.AbstractMap.default(Map.scala:58)	at scala.collection.mutable.HashMap.apply(HashMap.scala:64)	at org.apache.spark.scheduler.cluster.CoarseGrainedSchedulerBackend$DriverActor$$anonfun$receive$1.applyOrElse(CoarseGrainedSchedulerBackend.scala:106)	at akka.actor.ActorCell.receiveMessage(ActorCell.scala:498)	at akka.actor.ActorCell.invoke(ActorCell.scala:456)	at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:237)	at akka.dispatch.Mailbox.run(Mailbox.scala:219)	at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:386)	at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)	at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)	at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)	at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)