Trying to Connect with Oracle Direct Connector for Hadoop Distributed File System (HDFS) and getting java.lang.StringIndexOutOfBoundsException: String index out of range: 0
(Doc ID 1477477.1)
Last updated on SEPTEMBER 13, 2023
Applies to:
Oracle Loader for Hadoop - Version 1.1.0 to 1.1.0 [Release 1.0]Linux x86-64
Symptoms
Trying to connect with Oracle Direct Connector for Hadoop Distributed File System (HDFS) and receiving the following error:
java.lang.StringIndexOutOfBoundsException: String index out of range: 0
at java.lang.String.charAt(String.java:686)
at oracle.net.resolver.AddrResolution.resolveAndExecute(AddrResolution.java:399)
at oracle.net.ns.NSProtocol.establishConnection(NSProtocol.java:687)
at oracle.net.ns.NSProtocol.connect(NSProtocol.java:247)
at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1102)
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:320)
at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:546)
at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:236)
at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:521)
at oracle.jdbc.pool.OracleDataSource.getPhysicalConnection(OracleDataSource.java:280)
at oracle.jdbc.pool.OracleDataSource.getConnection(OracleDataSource.java:207)
at oracle.jdbc.pool.OracleDataSource.getConnection(OracleDataSource.java:157)
at oracle.hadoop.hdfs.exttab.ExternalTable.getConnection(ExternalTable.java:206)
at oracle.hadoop.hdfs.exttab.ExternalTable.publish(ExternalTable.java:242)
at oracle.hadoop.hdfs.exttab.ExternalTable.run(ExternalTable.java:316)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
at oracle.hadoop.hdfs.exttab.ExternalTable.main(ExternalTable.java:390)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.util.RunJar.main(RunJar.java:197)
at java.lang.String.charAt(String.java:686)
at oracle.net.resolver.AddrResolution.resolveAndExecute(AddrResolution.java:399)
at oracle.net.ns.NSProtocol.establishConnection(NSProtocol.java:687)
at oracle.net.ns.NSProtocol.connect(NSProtocol.java:247)
at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1102)
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:320)
at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:546)
at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:236)
at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:521)
at oracle.jdbc.pool.OracleDataSource.getPhysicalConnection(OracleDataSource.java:280)
at oracle.jdbc.pool.OracleDataSource.getConnection(OracleDataSource.java:207)
at oracle.jdbc.pool.OracleDataSource.getConnection(OracleDataSource.java:157)
at oracle.hadoop.hdfs.exttab.ExternalTable.getConnection(ExternalTable.java:206)
at oracle.hadoop.hdfs.exttab.ExternalTable.publish(ExternalTable.java:242)
at oracle.hadoop.hdfs.exttab.ExternalTable.run(ExternalTable.java:316)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
at oracle.hadoop.hdfs.exttab.ExternalTable.main(ExternalTable.java:390)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.util.RunJar.main(RunJar.java:197)
Cause
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