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
referencableProperties.put( EmbeddedImage.EMBEDDED_IMAGE_STRUCT,
					getPropertyDefn( IMAGES_PROP ) );
			referencableProperties.put( CustomColor.CUSTOM_COLOR_STRUCT,
					getPropertyDefn( COLOR_PALETTE_PROP ) );
		}
		return (ElementPropertyDefn) referencableProperties.get( structureName );
	}
	/**
	 * Returns the list of errors accumulated during a batch operation. These
	 * errors can be serious errors or warnings. Each one is the instance of
	 * <code>ErrorDetail</code>.
	 * 
	 * @return the list of errors or warning
	 */
	public List getAllErrors( )
	{
		return ErrorDetail.convertExceptionList( allExceptions );
	}
	/**
	 * Returns the list of exceptions accumulated during a batch operation. Each
	 * one is the instance of <code>Exception</code>.
	 * 
	 * @return the list of exception
	 */
	public List getAllExceptions( )
	{
		return allExceptions;
	}
	/**
	 * Returns the validation executor.