Please open a new topic as your issue is unrelated to this topic. This helps keep issues separate and improves your search experience. Effectively your issue is that your YARN Resource Manager is either (1) down, due to a crash explained in the /var/log/hadoop-yarn/*.out files, or (2) not serving on the external address that quickstart.cloudera runs on, for which you need to ensure that 'nslookup $(hostname -f)' resolves to the external address in your VM and not localhost/127.0.0.1. ... View more

[cloudera@quickstart ~]$ ^C [cloudera@quickstart ~]$ sqoop import --connect jdbc:mysql://192.168.186.128:3306/myfirsttutorial --username cloudera --password cloudera --table mytable --target-dir=/user/cloudera/myfirst-m Warning: /usr/lib/sqoop/../accumulo does not exist! Accumulo imports will fail. Please set $ACCUMULO_HOME to the root of your Accumulo installation. 18/05/15 10:47:00 INFO sqoop.Sqoop: Running Sqoop version: 1.4.6-cdh5.13.0 18/05/15 10:47:00 WARN tool.BaseSqoopTool: Setting your password on the command-line is insecure. Consider using -P instead. 18/05/15 10:47:00 INFO manager.MySQLManager: Preparing to use a MySQL streaming resultset. 18/05/15 10:47:00 INFO tool.CodeGenTool: Beginning code generation 18/05/15 10:47:01 ERROR manager.SqlManager: Error executing statement: java.sql.SQLException: Access denied for user 'cloudera'@'quickstart.cloudera' (using password: YES) java.sql.SQLException: Access denied for user 'cloudera'@'quickstart.cloudera' (using password: YES)  at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:996)  at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3887)  at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3823)  at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:870)  at com.mysql.jdbc.MysqlIO.secureAuth411(MysqlIO.java:4332)  at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1258)  at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2234)  at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2265)  at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2064)  at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:790)  at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:44)  at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)  at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)  at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)  at java.lang.reflect.Constructor.newInstance(Constructor.java:526)  at com.mysql.jdbc.Util.handleNewInstance(Util.java:377)  at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:395)  at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:325)  at java.sql.DriverManager.getConnection(DriverManager.java:571)  at java.sql.DriverManager.getConnection(DriverManager.java:215)  at org.apache.sqoop.manager.SqlManager.makeConnection(SqlManager.java:904)  at org.apache.sqoop.manager.GenericJdbcManager.getConnection(GenericJdbcManager.java:52)  at org.apache.sqoop.manager.SqlManager.execute(SqlManager.java:763)  at org.apache.sqoop.manager.SqlManager.execute(SqlManager.java:786)  at org.apache.sqoop.manager.SqlManager.getColumnInfoForRawQuery(SqlManager.java:289)  at org.apache.sqoop.manager.SqlManager.getColumnTypesForRawQuery(SqlManager.java:260)  at org.apache.sqoop.manager.SqlManager.getColumnTypes(SqlManager.java:246)  at org.apache.sqoop.manager.ConnManager.getColumnTypes(ConnManager.java:327)  at org.apache.sqoop.orm.ClassWriter.getColumnTypes(ClassWriter.java:1858)  at org.apache.sqoop.orm.ClassWriter.generate(ClassWriter.java:1657)  at org.apache.sqoop.tool.CodeGenTool.generateORM(CodeGenTool.java:106)  at org.apache.sqoop.tool.ImportTool.importTable(ImportTool.java:494)  at org.apache.sqoop.tool.ImportTool.run(ImportTool.java:621)  at org.apache.sqoop.Sqoop.run(Sqoop.java:147)  at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)  at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:183)  at org.apache.sqoop.Sqoop.runTool(Sqoop.java:234)  at org.apache.sqoop.Sqoop.runTool(Sqoop.java:243)  at org.apache.sqoop.Sqoop.main(Sqoop.java:252) 18/05/15 10:47:01 ERROR tool.ImportTool: Import failed: java.io.IOException: No columns to generate for ClassWriter  at org.apache.sqoop.orm.ClassWriter.generate(ClassWriter.java:1663)  at org.apache.sqoop.tool.CodeGenTool.generateORM(CodeGenTool.java:106)  at org.apache.sqoop.tool.ImportTool.importTable(ImportTool.java:494)  at org.apache.sqoop.tool.ImportTool.run(ImportTool.java:621)  at org.apache.sqoop.Sqoop.run(Sqoop.java:147)  at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)  at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:183)  at org.apache.sqoop.Sqoop.runTool(Sqoop.java:234)  at org.apache.sqoop.Sqoop.runTool(Sqoop.java:243)  at org.apache.sqoop.Sqoop.main(Sqoop.java:252) [cloudera@quickstart ~]$ ^C [cloudera@quickstart ~]$     I have just started cloudera i am stuck here can anybody hep ... View more