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"ERROR: java.lang.NoClassDefFoundError: Could not initialize class org.apache.derby.jdbc.AutoloadedDriver40"

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Hi team I am getting this below mentioned error while storing date into hive from hdfs...

here's the complete stacktrace

Exception in thread "main" java.lang.NoClassDefFoundError: Could not initialize class org.apache.derby.jdbc.AutoloadedDriver40 at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:348) at java.sql.DriverManager.isDriverAllowed(DriverManager.java:556) at java.sql.DriverManager.getConnection(DriverManager.java:661) at java.sql.DriverManager.getConnection(DriverManager.java:247) at org.apache.sqoop.manager.SqlManager.makeConnection(SqlManager.java:904) at org.apache.sqoop.manager.GenericJdbcManager.getConnection(GenericJdbcManager.java:59) 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:1872) at org.apache.sqoop.orm.ClassWriter.generate(ClassWriter.java:1671) at org.apache.sqoop.tool.CodeGenTool.generateORM(CodeGenTool.java:106) at org.apache.sqoop.tool.ImportTool.importTable(ImportTool.java:501) at org.apache.sqoop.tool.ImportTool.run(ImportTool.java:628) at org.apache.sqoop.Sqoop.run(Sqoop.java:147) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76) 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)

5 REPLIES 5

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Master Mentor

@Arjun Das

As you are basically getting the error:

Exception in thread "main" java.lang.NoClassDefFoundError: Could not initialize class org.apache.derby.jdbc.AutoloadedDriver40

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So can you please confirm if you have placed the Driver JAR which contains the class "org.apache.derby.jdbc.AutoloadedDriver40" inside the $SQOOP_HOME/libdirectory of your Sqoop installation.

As described in : https://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.6.5/bk_data-movement-and-integration/content/ap...

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Actually i m not getting the jar that it is talking about.

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Master Mentor

@Arjun Das

May be you can download it from Derby site ... or just for testing you can try this:

http://www.java2s.com/Code/Jar/d/Downloadderby101011jar.htm

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Should i place this jar inside $SQOOP_HOME/lib or inside $HIVE_HOME/lib?

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But I have placed the mysql jdbc jar inside the $SQOOP_HOME/lib... All the derby jars are placed inside the $HIVE_HOME/lib