Bug 123036 Data in a reprot is doubly stored
We currently stored data twice. Once in the content stream, once by DtE. The instance stored by content stream should not be there.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/document/RDSave.java
throw new DataException( ResourceConstants.RD_SAVE_ERROR,
					e,
					"Result Data" );
		}
	}
	/**
	 * @param rowIndex
	 * @throws IOException
	 */
	private void saveExprOfOneRow( int rowIndex ) throws IOException
	{
		Set keySet = exprValueMap.keySet( );
		String[] exprIDs = (String[]) keySet.toArray( new String[0] );
		
		int size = exprIDs.length;
		if ( size == 0 )
			return;
		IOUtil.writeInt( dos, size );
		for ( int i = 0; i < size; i++ )
		{
			String exprID = exprIDs[i];
			Object exprValue = exprValueMap.get( exprID );
			IOUtil.writeString( dos, exprID );
			IOUtil.writeObject( dos, exprValue );
		}
	}
	
	/**
	 * @param odiResult
	 * @throws DataException