Bug 155751 [regression]Nothing displayed when drag report items from a old library to a report layout
Nothing displayed when drag report items from a old library to a report layout Steps to reproduce: 1.new a report and use a old library in outline view 2.Drag table,label,text,chart all to the report layout 3.Nothing displayed when previewed Expected result: Items can be diplayed properly' Actual result: Items weren't displayed when drag report items from a old library to a report layout while displayed well when drag report items from a new library to a report layout
viewer/org.eclipse.birt.report.viewer/src/org/eclipse/birt/report/viewer/utilities/WebViewer.java
+ "_" + locale.getCountry( ) ); 
				}
			}
		}
	}
	/**
	 * Get web viewer base url.
	 * 
	 * @return base web viewer application url
	 */
	private static String getBaseURL( )
	{
		return "http://" + WebappAccessor.getHost( ) + ":" 
				+ WebappAccessor.getPort( ) + "/viewer/"; 
	}
	/**
	 * Create web viewer url to run the report.
	 * 
	 * @param report
	 *            report file name
	 * @param params
	 *            report parameter map
	 * @return valid web viewer url
	 */
	private static String createURL( String report, Map params )
	{
		if ( params == null || params.isEmpty( ) )
			return createURL( null, report, null, true, null );
		String servletName = (String) params.get( SERVLET_NAME_KEY );
		String format = (String) params.get( FORMAT_KEY );