Bug 152898 Error Bar Chart
Version: 3.2.0 Build id: I20060602-1317 The option of chart sometimes works ok, but sometimes it has the following error:
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/withaxes/AutoScale.java
la.getCaption( ).setValue( sText );
					dH = computeHeight( xs, la );
					if ( isAxisLabelStaggered( ) && baTickLabelStaggered[i] )
					{
						dMaxH2 = Math.max( dH, dMaxH2 );
					}
					else if ( dH > dMaxH )
					{
						dMaxH = dH;
					}
					cdtAxisValue.forward( iUnit, iStep );
				}
			}
			return dMaxH + dMaxH2;
		}
		return 0;
	}
	/**
	 * @param xs
	 * @param la
	 * @param iOrientation
	 * @return
	 * @throws ChartException
	 */
	public final double computeStaggeredAxisLabelOffset( IDisplayServer xs,
			Label la, int iOrientation ) throws ChartException
	{
		if ( !la.isSetVisible( ) )
		{
			throw new ChartException( ChartEnginePlugin.ID,