Bug 191168 [Regression]Exception occurs when resize masterpage in library
Description: Exception occurs when resize masterpage in library. Build number:2.2.0.v20070606-0630 Regression bug:187443 Steps to reproduce: 1. New a library. 2. Go to Master Page, resize the master page using the ruler. Expected result: 1. Layout works correctly. 2. No exception is thrown out. Error log: An unexpected internal exception occurred.Please see log for detail. Plug-in Provider:Eclipse.org Plug-in Name:BIRT Designer UI Plug-in ID:org.eclipse.birt.report.designer.ui Version:2.2.0.v20070606-0630 Error Code:Error.GUIException.invokedByUnexpectedException Error Message:org.eclipse.birt.report.designer.internal.lib.lalyout.LibraryReportDesignLayout
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/Module.java
import org.eclipse.birt.report.model.parser.LibraryReader;
import org.eclipse.birt.report.model.util.LevelContentIterator;
import org.eclipse.birt.report.model.util.LineNumberInfo;
import org.eclipse.birt.report.model.util.ModelUtil;
import org.eclipse.birt.report.model.util.ReferenceValueUtil;
import org.eclipse.birt.report.model.util.StructureRefUtil;
import org.eclipse.birt.report.model.util.VersionControlMgr;
import org.eclipse.birt.report.model.validators.ValidationExecutor;
import org.eclipse.birt.report.model.writer.ModuleWriter;
import com.ibm.icu.util.ULocale;
/**
 * Core representation of the module element. The module contains:
 * <ul>
 * <li>the name spaces for various kinds of elements
 * <li>a set of slots defined
 * <li>the library list
 * </ul>
 * by the derived class.
 * <p>
 * The Design Engine may be used in the web environment in which it is necessary
 * to identify elements using a unique ID separate from their object pointer.
 * The root class maintains the object ID counter, as well as an id-to-element
 * map. Because the map is costly, it is enabled only if ID support is enabled
 * in the data dictionary.
 */
public abstract class Module extends DesignElement
		implements
			IModuleModel,
			INameContainer
{