Bug 118750 Insert group for table from library, system throws exception.
Insert group for table from library, system throws exception. Steps: 1.Insert a tabel from library 2.Insert group Actual Results: 1.System throws exception A Birt exception occurred. Plug-in Provider:Eclipse.org Plug-in Name:BIRT Model Plug-in ID:org.eclipse.birt.report.model Version:1.0.1 Error Code:Error.ContentException.STRUCTURE_CHANGE_FORBIDDEN Error Message:Element "report.Body[1]" is child element or a virtual element( inside the child ), can not change its structure. Expected Results: 1.Can be inserted group
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/core/model/schematic/TableHandleAdapter.java
.getColumnNumber( ) );
		}
		transEnd( );
	}
	/**
	 * Delete a specific column from the current table.
	 * 
	 * @param columnNumber
	 *            The column to be deleted.
	 * @throws SemanticException
	 */
	public void deleteColumn( int columnNumber ) throws SemanticException
	{
		transStar( TRANS_LABEL_DELETE_COLUMN );
		int rowCount = getRowCount( );
		ColumnHandle column = (ColumnHandle) getColumn( columnNumber );
		List deleteCells = new ArrayList( );
		for ( int i = 0; i < rowCount; i++ )
		{
			Object row = getRow( i + 1 );
			TableHandleAdapter.RowUIInfomation info = getRowInfo( row );
			deleteCells.add( info.getAllChildren( ).get( columnNumber - 1 ) );
		}
		List trueDeleteCells = new ArrayList( );
		int size = deleteCells.size( );
		for ( int i = 0; i < size; i++ )
		{
			Object cell = deleteCells.get( i );
			CellHandleAdapter cellAdapt = HandleAdapterFactory.getInstance( )
					.getCellHandleAdapter( cell );