Bug 176467 Wrong page break effect for spanned cell
When page break occurs on spanned cell, this cell on next page is lost, which cause incorrect page layout. Report design to reproduce the error is attached.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/api/impl/RenderTask.java
{
		private long offset;
		ReportletRender( InstanceID iid ) throws EngineException
		{
			this.offset = reportDoc.getInstanceOffset( iid );
			if ( offset == -1 )
			{
				throw new EngineException( "Invalid instance id :" + iid ); 
			}
		}
		ReportletRender( String bookmark ) throws EngineException
		{
			this.offset = reportDoc.getBookmarkOffset( bookmark );
			if ( offset == -1 )
			{
				throw new EngineException( "Invalid bookmark :" + bookmark ); 
			}
		}
		void render( ) throws Exception