Bug 123044 Preview attached file in PDF and the page break in the first item didn't happen.
engine/org.eclipse.birt.report.engine.emitter.pdf/src/org/eclipse/birt/report/engine/emitter/pdf/PDFEmitter.java
}
						link.append( "?__report=" );	
						try
						{
							link.append( URLEncoder.encode( reportName, "UTF-8" ) ); 	
						}
						catch ( UnsupportedEncodingException e1 )
						{
							
						}
						if(format !=null && format.length()>0)
						{
							link.append( "&__format=" + format );
						}
						
						if ( hlAction.getParameterBindings( ) != null )
						{
							Iterator paramsIte = hlAction.getParameterBindings( ).entrySet( ).iterator( );
							while ( paramsIte.hasNext( ) )
							{
								Map.Entry entry = (Map.Entry) paramsIte.next( );
								try
								{
									link.append( "&" + URLEncoder.encode( (String) entry.getKey( ), "UTF-8" ) + "=" + URLEncoder.encode( (String) entry.getValue( ), "UTF-8" ) );				
								}
								catch ( UnsupportedEncodingException e )
								{
									
								}
							}