Bug 162344 [Smoke]Exception is thrown out when drag a chart from library to report
Exception is thrown out when drag a chart from library to report Steps to reproduce: 1. New a library with a chart. 2. New a report, drag the chart item from Library Explorer to Outline->Body. 3. Drag the chart item from library Explorer to Layout. Expected result: The chart Item can be drag to layout and outline. Actual result: In step 2, exception is thrown out: A BIRT exception occurred. Plug-in Provider:Eclipse.org Plug-in Name:BIRT Model Plug-in ID:org.eclipse.birt.report.model Version:2.2.0.v20061026-0635 Error Code:Error.WrongTypeException.WRONG_TYPE Error Message:The parent Chart("NewChart") is different element type with the target Extended item("NewChart"). In step 3, exception is thrown out: 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.v20061026-0635 Error Code:Library.DND.messages.outofsync Error Message:The lib used in the report might have been changed, please close and reopen this report to use the updated lib.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ElementFactory.java
if ( base == null
					|| base.getDefn( ) != baseElement.getElement( ).getDefn( ) )
			{
				throw new InvalidParentException(
						null,
						baseElement.getName( ),
						InvalidParentException.DESIGN_EXCEPTION_PARENT_NOT_FOUND );
			}
			return newElementFrom( name, base.getHandle( lib ) );
		}
		
		return null;
	}
	/**
	 * Creates one new element based on the given element. The new element will
	 * extends the given one. The element must be extendable.
	 * 
	 * @param name
	 *            the optional new element name
	 * @param baseElement
	 *            the base element
	 * @return the handle to the new element.
	 * @throws ExtendsException
	 *             if the "extends" relationship is illegal
	 */
	private DesignElementHandle newElementFrom( String name,
			DesignElementHandle baseElement ) throws ExtendsException
	{
		DesignElementHandle childElement = null;