java.sql.SQLException: Stream has already been closed
   at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:145)
   at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:190)
   at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:286)
   at oracle.jdbc.driver.LongAccessor.getBytes(LongAccessor.java:212)
   at oracle.jdbc.driver.LongAccessor.getString(LongAccessor.java:281)
   at oracle.jdbc.driver.T4CLongAccessor.getString(T4CLongAccessor.java:426)
   at oracle.jdbc.driver.OracleResultSetImpl.getString(OracleResultSetImpl.java:557)
   at org.netbeans.modules.db.dataview.util.DBReadWriteHelper.readResultSet(DBReadWriteHelper.java:191)
   at org.netbeans.modules.db.dataview.output.SQLExecutionHelper.loadDataFrom(SQLExecutionHelper.java:507)
   at org.netbeans.modules.db.dataview.output.SQLExecutionHelper.initialDataLoad(SQLExecutionHelper.java:132)
   at org.netbeans.modules.db.dataview.output.DataView.create(DataView.java:102)
   at org.netbeans.modules.db.dataview.api.DataView.create(DataView.java:71)
   at org.netbeans.modules.db.sql.execute.SQLExecuteHelper.execute(SQLExecuteHelper.java:116)
   at org.netbeans.modules.db.sql.loader.SQLEditorSupport$SQLExecutor.run(SQLEditorSupport.java:531)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:602)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1084)