Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via Stack Overflow by Anup Ash
, 1 year ago
via GitHub by anupash147
, 1 year ago
java.net.UnknownHostException: nameservice1
via slideshare.net by Unknown author, 2 years ago
java.net.UnknownHostException: nameservice1
via Stack Overflow by Rich
, 2 years ago
java.net.UnknownHostException: resistance-prediction
via Apache's JIRA Issue Tracker by Venkat Ranganathan, 2 years ago
via Stack Overflow by JuhiKude
, 10 months ago
java.lang.IllegalArgumentException: java.net.UnknownHostException: nameservice1 at org.apache.hadoop.security.SecurityUtil.buildTokenService(SecurityUtil.java:378) at org.apache.hadoop.hdfs.NameNodeProxies.createNonHAProxy(NameNodeProxies.java:310) at org.apache.hadoop.hdfs.NameNodeProxies.createProxy(NameNodeProxies.java:176) at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:678) at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:619) at org.apache.hadoop.hdfs.DistributedFileSystem.initialize(DistributedFileSystem.java:149) at org.apache.hadoop.fs.PrestoFileSystemCache.createFileSystem(PrestoFileSystemCache.java:74) at org.apache.hadoop.fs.PrestoFileSystemCache.getInternal(PrestoFileSystemCache.java:61) at org.apache.hadoop.fs.PrestoFileSystemCache.get(PrestoFileSystemCache.java:43) at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:371) at org.apache.hadoop.fs.Path.getFileSystem(Path.java:295) at parquet.hadoop.ParquetFileReader.readFooter(ParquetFileReader.java:384) at com.facebook.presto.hive.parquet.ParquetHiveRecordCursor.createParquetRecordReader(ParquetHiveRecordCursor.java:364) at com.facebook.presto.hive.parquet.ParquetHiveRecordCursor.<init>(ParquetHiveRecordCursor.java:203) at com.facebook.presto.hive.parquet.ParquetRecordCursorProvider.createHiveRecordCursor(ParquetRecordCursorProvider.java:102) at com.facebook.presto.hive.HivePageSourceProvider.getHiveRecordCursor(HivePageSourceProvider.java:128) at com.facebook.presto.hive.HivePageSourceProvider.createPageSource(HivePageSourceProvider.java:106) at com.facebook.presto.spi.classloader.ClassLoaderSafeConnectorPageSourceProvider.createPageSource(ClassLoaderSafeConnectorPageSourceProvider.java:43) at com.facebook.presto.transaction.LegacyConnectorPageSourceProvider.createPageSource(LegacyConnectorPageSourceProvider.java:40) at com.facebook.presto.split.PageSourceManager.createPageSource(PageSourceManager.java:48) at com.facebook.presto.operator.TableScanOperator.createSourceIfNecessary(TableScanOperator.java:268) at com.facebook.presto.operator.TableScanOperator.isFinished(TableScanOperator.java:210) at com.facebook.presto.operator.Driver.processInternal(Driver.java:377) at com.facebook.presto.operator.Driver.processFor(Driver.java:303) at com.facebook.presto.execution.SqlTaskExecution$DriverSplitRunner.processFor(SqlTaskExecution.java:580) at com.facebook.presto.execution.TaskExecutor$PrioritizedSplitRunner.process(TaskExecutor.java:505) at com.facebook.presto.execution.TaskExecutor$Runner.run(TaskExecutor.java:640) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745)Caused by: java.net.UnknownHostException: nameservice1 ... 30 more