Bug 190082 ID and Message does not match
org.eclipse.birt.report.designer.core\src\org\eclipse\birt\report\designer\nls\messages.properties, following ID and message is found: ColorBuilder.text.None=Auto The ID said None, but the text is Auto. If the text is Auto, ID should be ColorBuilder.text.Auto. More information:
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/widget/ColorBuilder.java
newComboText = formatRGB( rgb );
			}
		}
		if ( !combo.getText( ).equals( newComboText ) )
		{
			combo.setText( newComboText );
		}
	}
	private String formatRGB( RGB rgb )
	{
		if ( rgb == null )
		{
			return NONE_CHOICE;
		}
		String value = ColorUtil.getPredefinedColor( DEUtil.getRGBInt( rgb ) );
		if ( value != null && combo != null )
		{
			String items[] = combo.getItems( );
			for ( int i = 0; i < items.length; i++ )
			{
				if ( items[i].equalsIgnoreCase( value ) )
				{
					return items[i];
				}
			}
		}
		return ColorUtil.format( ColorUtil.formRGB( rgb.red,
				rgb.green,
				rgb.blue ), ColorUtil.CSS_ABSOLUTE_FORMAT );
	}