Bug 131243 Open invalid report design.
Open a invalid report design should switch to XML Source editor page and can't switch to other pages, when the source is correct user can switch to layout and other pages.
UI/org.eclipse.birt.report.designer.ui.editors.schematic/src/org/eclipse/birt/report/designer/ui/editors/pages/ReportXMLSourceEditorFormPage.java
path.toOSString( ),
						new FileInputStream( new File( path.toOSString( ) ) ) );
			}
			else
			{
				validModel = ModuleUtil.isValidDesign( SessionHandleAdapter.getInstance( )
						.getSessionHandle( ),
						path.toOSString( ),
						new FileInputStream( new File( path.toOSString( ) ) ) );
			}
			return validModel;
		}
		catch ( FileNotFoundException e )
		{
			return validModel;
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.forms.editor.IFormPage#getManagedForm()
	 */
	public IManagedForm getManagedForm( )
	{
		return null;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.forms.editor.IFormPage#setActive(boolean)