Bug 206285 Rename the report contain parameter will lead to the report cannot be preview[0705]
Description: Rename the report will lead to the report cannot be preview[0705] Step: 1. New a report contain a parameter named R1. 2. Preview it. 3. Rename the report as R2 4. Preview it again. Actual result: Step 2 is ok. But the step 4 will pop up an error and said that the report does not exist or contains errors. Expected result: The report can be preview when rename it.
UI/org.eclipse.birt.report.designer.ui.preview.web/src/org/eclipse/birt/report/designer/ui/preview/editors/ReportPreviewFormPage.java
{
					isDisplay = true;
					
					
					if ( isMissingParameter( ) )
					{
						editor.setActivePage( prePage.getId( ) );
						return false;
					}
				}
			}
		}
		else
		{
			isDisplay = true;
		}
		if ( isDisplay )
		{
			display( );
		}
		ReportRequest request = new ReportRequest( ReportPreviewFormPage.this );
		List list = new ArrayList( );
		request.setSelectionObject( list );
		request.setType( ReportRequest.SELECTION );
		
		SessionHandleAdapter.getInstance( ).getMediator( ).notifyRequest(
				request );
		return true;
	}
	private boolean isDirtyModel( )