java.lang.NullPointerException: This exception has no message.

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via Apache's JIRA Issue Tracker by James Alan Shepherd, 1 year ago
This exception has no message.
java.lang.NullPointerException:
at org.apache.derby.impl.sql.compile.ResultColumn.columnTypeAndLengthMatch(Unknown Source)
at org.apache.derby.impl.sql.compile.ResultColumnList.columnTypesAndLengthsMatch(Unknown Source)
at org.apache.derby.impl.sql.compile.ResultSetNode.columnTypesAndLengthsMatch(Unknown Source)
at org.apache.derby.impl.sql.compile.UnionNode.addNewNodes(Unknown Source)
at org.apache.derby.impl.sql.compile.UnionNode.modifyAccessPaths(Unknown Source)
at org.apache.derby.impl.sql.compile.SingleChildResultSetNode.modifyAccessPaths(Unknown Source)
at org.apache.derby.impl.sql.compile.DMLStatementNode.optimizeStatement(Unknown Source)
at org.apache.derby.impl.sql.compile.DMLModStatementNode.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)
at org.apache.derby.impl.jdbc.EmbedStatement.execute(Unknown Source)
at org.apache.derby.impl.jdbc.EmbedStatement.executeBatchElement(Unknown Source)

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