Thank u very much ! when will the Spark 1.5.1 come out.
guoqing0...@yahoo.com.hk From: Yin Huai Date: 2015-09-12 04:49 To: guoqing0...@yahoo.com.hk CC: user Subject: Re: java.util.NoSuchElementException: key not found Looks like you hit https://issues.apache.org/jira/browse/SPARK-10422, it has been fixed in branch 1.5. 1.5.1 release will have it. On Fri, Sep 11, 2015 at 3:35 AM, guoqing0...@yahoo.com.hk <guoqing0...@yahoo.com.hk> wrote: Hi all , After upgrade spark to 1.5 , Streaming throw java.util.NoSuchElementException: key not found occasionally , is the problem of data cause this error ? please help me if anyone got similar problem before , Thanks very much. the exception accur when write into database. org.apache.spark.SparkException: Job aborted due to stage failure: Task 0 in stage 5.0 failed 4 times, most recent failure: Lost task 0.3 in stage 5.0 (TID 76, slave2): java.util.NoSuchElementException: key not found: ruixue.sys.session.request at scala.collection.MapLike$class.default(MapLike.scala:228) at scala.collection.AbstractMap.default(Map.scala:58) at scala.collection.mutable.HashMap.apply(HashMap.scala:64) at org.apache.spark.sql.columnar.compression.DictionaryEncoding$Encoder.compress(compressionSchemes.scala:258) at org.apache.spark.sql.columnar.compression.CompressibleColumnBuilder$class.build(CompressibleColumnBuilder.scala:110) at org.apache.spark.sql.columnar.NativeColumnBuilder.build(ColumnBuilder.scala:87) at org.apache.spark.sql.columnar.InMemoryRelation$$anonfun$3$$anon$1$$anonfun$next$2.apply(InMemoryColumnarTableScan.scala:152) at org.apache.spark.sql.columnar.InMemoryRelation$$anonfun$3$$anon$1$$anonfun$next$2.apply(InMemoryColumnarTableScan.scala:152) at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244) at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244) at scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33) at scala.collection.mutable.ArrayOps$ofRef.foreach(ArrayOps.scala:108) at scala.collection.TraversableLike$class.map(TraversableLike.scala:244) at scala.collection.mutable.ArrayOps$ofRef.map(ArrayOps.scala:108) at org.apache.spark.sql.columnar.InMemoryRelation$$anonfun$3$$anon$1.next(InMemoryColumnarTableScan.scala:152) at org.apache.spark.sql.columnar.InMemoryRelation$$anonfun$3$$anon$1.next(InMemoryColumnarTableScan.scala:120) at org.apache.spark.storage.MemoryStore.unrollSafely(MemoryStore.scala:278) at org.apache.spark.CacheManager.putInBlockManager(CacheManager.scala:171) at org.apache.spark.CacheManager.getOrCompute(CacheManager.scala:78) at org.apache.spark.rdd.RDD.iterator(RDD.scala:262) at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38) at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:297) guoqing0...@yahoo.com.hk