Bug 135265 Paste to a wrong column
Steps to reproduce: 1.Open the attached file 2.Choose the column[2] which contains a label , copy and paste to column[3] Expected result: It will be pasted to column[3] Actual result: It is pasted to column[4] The related bug is #103448
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/PropertyHandle.java
else
		{
			PropertyCommand cmd = new PropertyCommand( getModule( ),
					getElement( ) );
			cmd.removeItem( propDefn, item );
		}
	}
	/**
	 * Returns whether the property value is read-only in the report context.
	 * 
	 * @return <code>true</code> if the value is read-only. Otherwise
	 *         <code>false</code>.
	 */
	private boolean isReadOnlyInContext( )
	{
		DesignElementHandle element = getElementHandle( );
		if ( element instanceof MasterPageHandle )
		{
			MasterPage masterPage = (MasterPage) element.getElement( );
			if ( !masterPage.isCustomType( getModule( ) ) )
			{
				String propName = propDefn.getName( );
				if ( MasterPage.HEIGHT_PROP.equals( propName )
						|| MasterPage.WIDTH_PROP.equals( propName ) )
					return true;
			}
		}
		return false;
	}
}