flink异常合集

1_配置文件冲突

用flink写了一个很简单的wordCount，打包扔到集群上运行，报如下错误：

The program finished with the following exception:

org.apache.flink.client.program.ProgramInvocationException: Job failed. (JobID: 01007136fdd759585ed3e6b6e8cfcd6f)
	at org.apache.flink.client.program.rest.RestClusterClient.submitJob(RestClusterClient.java:268)
	at org.apache.flink.client.program.ClusterClient.run(ClusterClient.java:487)
	at org.apache.flink.client.program.ClusterClient.run(ClusterClient.java:475)
	at org.apache.flink.client.program.ContextEnvironment.execute(ContextEnvironment.java:62)
	at org.apache.flink.api.java.ExecutionEnvironment.execute(ExecutionEnvironment.java:817)
	at org.apache.flink.api.scala.ExecutionEnvironment.execute(ExecutionEnvironment.scala:525)
	at com.itheima.batch.WordCount$.main(WordCount.scala:12)
	at com.itheima.batch.WordCount.main(WordCount.scala)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:529)
	at org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:421)
	at org.apache.flink.client.program.ClusterClient.run(ClusterClient.java:427)
	at org.apache.flink.client.cli.CliFrontend.executeProgram(CliFrontend.java:813)
	at org.apache.flink.client.cli.CliFrontend.runProgram(CliFrontend.java:287)
	at org.apache.flink.client.cli.CliFrontend.run(CliFrontend.java:213)
	at org.apache.flink.client.cli.CliFrontend.parseParameters(CliFrontend.java:1050)
	at org.apache.flink.client.cli.CliFrontend.lambda$main$11(CliFrontend.java:1126)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:422)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1692)
	at org.apache.flink.runtime.security.HadoopSecurityContext.runSecured(HadoopSecurityContext.java:41)
	at org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:1126)
Caused by: org.apache.flink.runtime.client.JobExecutionException: Job execution failed.
	at org.apache.flink.runtime.jobmaster.JobResult.toJobExecutionResult(JobResult.java:146)
	at org.apache.flink.client.program.rest.RestClusterClient.submitJob(RestClusterClient.java:265)
	... 24 more
Caused by: java.io.IOException: DataStreamer Exception: 
	at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:695)
Caused by: javax.xml.parsers.FactoryConfigurationError: Provider for class javax.xml.parsers.DocumentBuilderFactory cannot be created
	at javax.xml.parsers.FactoryFinder.findServiceProvider(FactoryFinder.java:311)
	at javax.xml.parsers.FactoryFinder.find(FactoryFinder.java:267)
	at javax.xml.parsers.DocumentBuilderFactory.newInstance(DocumentBuilderFactory.java:120)
	at org.apache.hadoop.conf.Configuration.loadResource(Configuration.java:2467)
	at org.apache.hadoop.conf.Configuration.loadResources(Configuration.java:2444)
	at org.apache.hadoop.conf.Configuration.getProps(Configuration.java:2361)
	at org.apache.hadoop.conf.Configuration.get(Configuration.java:968)
	at org.apache.hadoop.conf.Configuration.getTrimmed(Configuration.java:987)
	at org.apache.hadoop.conf.Configuration.getInt(Configuration.java:1207)
	at org.apache.hadoop.hdfs.protocol.HdfsConstants.(HdfsConstants.java:75)
	at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.createBlockOutputStream(DFSOutputStream.java:1413)
	at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.nextBlockOutputStream(DFSOutputStream.java:1357)
	at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:587)
Caused by: java.lang.RuntimeException: Provider for class javax.xml.parsers.DocumentBuilderFactory cannot be created
	at javax.xml.parsers.FactoryFinder.findServiceProvider(FactoryFinder.java:308)
	... 12 more
Caused by: java.util.ServiceConfigurationError: javax.xml.parsers.DocumentBuilderFactory: Provider org.apache.xerces.jaxp.DocumentBuilderFactoryImpl not a subtype
	at java.util.ServiceLoader.fail(ServiceLoader.java:239)
	at java.util.ServiceLoader.access$300(ServiceLoader.java:185)
	at java.util.ServiceLoader$LazyIterator.nextService(ServiceLoader.java:376)
	at java.util.ServiceLoader$LazyIterator.next(ServiceLoader.java:404)
	at java.util.ServiceLoader$1.next(ServiceLoader.java:480)
	at javax.xml.parsers.FactoryFinder$1.run(FactoryFinder.java:294)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.xml.parsers.FactoryFinder.findServiceProvider(FactoryFinder.java:289)
	... 12 more

提取关键信息：
大意是说一个xml创建不了，这是项目pom文件各个依赖之间某些配置文件冲突导致的，以下为解决过程：
1、show dependencies
2、搜索xml，缩小范围，判断哪个有可能是冲突的，右键exclude