NPE at org.apache.derby.impl.sql.execute.BasicNoPutResultSetImpl.finishAndRTS
------------------------------------------------------------------------------
Key: DERBY-4794
URL: https://issues.apache.org/jira/browse/DERBY-4794
Project: Derby
Issue Type: Bug
Components: Miscellaneous
Environment: Derby version info -- as seen in MANIFEST.MF
Manifest-Version: 1.0
Ant-Version: Apache Ant 1.6.5
Created-By: 1.4.2_12-b03 (Sun Microsystems Inc.)
Bundle-Vendor: Apache Software Foundation
Bundle-Name: Apache Derby 10.3
Bundle-Version: 10.3.1000004.561794
Sealed: true
Reporter: Manoranjan Sahu
Derby is throwing NPE randomly while executing simple sql statements.
Stack trace in derby.log
Caused by: 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.executeStatement(Unknown
Source)
at
org.apache.derby.impl.jdbc.EmbedPreparedStatement.executeStatement(Unknown
Source)
at
org.apache.derby.impl.jdbc.EmbedPreparedStatement.executeQuery(Unknown Source)
at
oracle.toplink.essentials.internal.databaseaccess.DatabaseAccessor.executeSelect(DatabaseAccessor.java:726)
at
oracle.toplink.essentials.internal.databaseaccess.DatabaseAccessor.basicExecuteCall(DatabaseAccessor.java:501)
... 58 more
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)
... 70 more
Caused by: java.lang.NullPointerException
at
org.apache.derby.impl.sql.execute.BasicNoPutResultSetImpl.finishAndRTS(Unknown
Source)
at
org.apache.derby.impl.sql.execute.ProjectRestrictResultSet.finish(Unknown
Source)
at org.apache.derby.impl.sql.execute.BaseActivation.close(Unknown
Source)
at org.apache.derby.impl.sql.GenericActivationHolder.execute(Unknown
Source)
at org.apache.derby.impl.sql.GenericPreparedStatement.execute(Unknown
Source)
... 63 more
It is noticed that this issue is happening randomly , during selects and
inserts. I did not find any quick reproduction steps for it.
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