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  1. Derby
  2. DERBY-4954

Crash with NullPointerException on SELECT query

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Duplicate
    • 10.6.1.0
    • None
    • SQL
    • None
    • Newcomer, Repro attached
    • Crash, Seen in production

    Description

      java.sql.SQLException: Java exception: ': java.lang.NullPointerException'.
      at org.apache.derby.impl.jdbc.SQLExceptionFactory40.getSQLException(Unknown Source)
      at org.apache.derby.impl.jdbc.Util.newEmbedSQLException(Unknown Source)
      at org.apache.derby.impl.jdbc.Util.javaException(Unknown Source)
      at org.apache.derby.impl.jdbc.TransactionResourceImpl.wrapInSQLException(Unknown Source)
      at org.apache.derby.impl.jdbc.TransactionResourceImpl.handleException(Unknown Source)
      at org.apache.derby.impl.jdbc.EmbedConnection.handleException(Unknown Source)
      at org.apache.derby.impl.jdbc.ConnectionChild.handleException(Unknown Source)
      at org.apache.derby.impl.jdbc.EmbedStatement.execute(Unknown Source)
      at org.apache.derby.impl.jdbc.EmbedStatement.execute(Unknown Source)
      at org.wfp.rita.test.derby.DerbyCrashTest.testCrashOnSelectQuery(DerbyCrashTest.java:59)
      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 junit.framework.TestCase.runTest(TestCase.java:164)
      at junit.framework.TestCase.runBare(TestCase.java:130)
      at junit.framework.TestResult$1.protect(TestResult.java:106)
      at junit.framework.TestResult.runProtected(TestResult.java:124)
      at junit.framework.TestResult.run(TestResult.java:109)
      at junit.framework.TestCase.run(TestCase.java:120)
      at junit.framework.TestSuite.runTest(TestSuite.java:230)
      at junit.framework.TestSuite.run(TestSuite.java:225)
      at org.eclipse.jdt.internal.junit.runner.junit3.JUnit3TestReference.run(JUnit3TestReference.java:130)
      at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
      at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
      at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
      at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
      at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)
      Caused by: java.sql.SQLException: Java exception: ': java.lang.NullPointerException'.
      at org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(Unknown Source)
      at org.apache.derby.impl.jdbc.SQLExceptionFactory40.wrapArgsForTransportAcrossDRDA(Unknown Source)
      ... 28 more
      Caused by: java.lang.NullPointerException
      at org.apache.derby.impl.sql.compile.ColumnReference.remapColumnReferencesToExpressions(Unknown Source)
      at org.apache.derby.impl.sql.compile.AggregateNode.getNewExpressionResultColumn(Unknown Source)
      at org.apache.derby.impl.sql.compile.GroupByNode.addAggregateColumns(Unknown Source)
      at org.apache.derby.impl.sql.compile.GroupByNode.addNewColumnsForAggregation(Unknown Source)
      at org.apache.derby.impl.sql.compile.GroupByNode.addAggregates(Unknown Source)
      at org.apache.derby.impl.sql.compile.GroupByNode.init(Unknown Source)
      at org.apache.derby.iapi.sql.compile.NodeFactory.getNode(Unknown Source)
      at org.apache.derby.impl.sql.compile.SelectNode.genProjectRestrict(Unknown Source)
      at org.apache.derby.impl.sql.compile.SelectNode.modifyAccessPaths(Unknown Source)
      at org.apache.derby.impl.sql.compile.DMLStatementNode.optimizeStatement(Unknown Source)
      at org.apache.derby.impl.sql.compile.CursorNode.optimizeStatement(Unknown Source)
      at org.apache.derby.impl.sql.GenericStatement.prepMinion(Unknown Source)
      at org.apache.derby.impl.sql.GenericStatement.prepare(Unknown Source)
      at org.apache.derby.impl.sql.conn.GenericLanguageConnectionContext.prepareInternalStatement(Unknown Source)
      ... 21 more

      Attachments

        1. DerbyCrashTest.java
          2 kB
          Graham Charters

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              gcc Graham Charters
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              Dates

                Created:
                Updated:
                Resolved: