java.io.IOException: Failed to delete: C:\Users\pagep\AppData\Local\Temp\blockmgr-b03d4983-a569-4c9b

异常信息

java.io.IOException: Failed to delete: C:\Users\pagep\AppData\Local\Temp\blockmgr-b03d4983-a569-4c9b
	at org.apache.spark.util.Utils$.deleteRecursively(Utils.scala:1034)
	at org.apache.spark.storage.DiskBlockManager$$anonfun$org$apache$spark$storage$DiskBlockManager$$doStop$1.apply(DiskBlockManager.scala:178)
	at org.apache.spark.storage.DiskBlockManager$$anonfun$org$apache$spark$storage$DiskBlockManager$$doStop$1.apply(DiskBlockManager.scala:174)
	at scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)
	at scala.collection.mutable.ArrayOps$ofRef.foreach(ArrayOps.scala:186)
	at org.apache.spark.storage.DiskBlockManager.org$apache$spark$storage$DiskBlockManager$$doStop(DiskBlockManager.scala:174)
	at org.apache.spark.storage.DiskBlockManager.stop(DiskBlockManager.scala:169)
	at org.apache.spark.storage.BlockManager.stop(BlockManager.scala:1487)
	at org.apache.spark.SparkEnv.stop(SparkEnv.scala:90)
	at org.apache.spark.SparkContext$$anonfun$stop$11.apply$mcV$sp(SparkContext.scala:1944)
	at org.apache.spark.util.Utils$.tryLogNonFatalError(Utils.scala:1320)
	at org.apache.spark.SparkContext.stop(SparkContext.scala:1943)
	at org.apache.spark.SparkContext$$anonfun$2.apply$mcV$sp(SparkContext.scala:581)
	at org.apache.spark.util.SparkShutdownHook.run(ShutdownHookManager.scala:216)
	at org.apache.spark.util.SparkShutdownHookManager$$anonfun$runAll$1$$anonfun$apply$mcV$sp$1.apply$mcV$sp(ShutdownHookManager.scala:188)
	at org.apache.spark.util.SparkShutdownHookManager$$anonfun$runAll$1$$anonfun$apply$mcV$sp$1.apply(ShutdownHookManager.scala:188)
	at org.apache.spark.util.SparkShutdownHookManager$$anonfun$runAll$1$$anonfun$apply$mcV$sp$1.apply(ShutdownHookManager.scala:188)
	at org.apache.spark.util.Utils$.logUncaughtExceptions(Utils.scala:1951)
	at org.apache.spark.util.SparkShutdownHookManager$$anonfun$runAll$1.apply$mcV$sp(ShutdownHookManager.scala:188)
	at org.apache.spark.util.SparkShutdownHookManager$$anonfun$runAll$1.apply(ShutdownHookManager.scala:188)
	at org.apache.spark.util.SparkShutdownHookManager$$anonfun$runAll$1.apply(ShutdownHookManager.scala:188)
	at scala.util.Try$.apply(Try.scala:192)
	at org.apache.spark.util.SparkShutdownHookManager.runAll(ShutdownHookManager.scala:188)
	at org.apache.spark.util.SparkShutdownHookManager$$anon$2.run(ShutdownHookManager.scala:178)
	at org.apache.hadoop.util.ShutdownHookManager$1.run(ShutdownHookManager.java:54)

出现异常的原因：

spark写文件执行中，程序异常中断，导致临时文件没有删掉，下一次执行文件冲突

解决办法：

根据报错信息，删除临时文件，再次执行