SP4: Box Last news displying an error on template design

Create a news page
create couple entries
go back to homepage

create a lastnews box

The message below is displayed, why ?

Last Business News Container operations

Categories:
Cache expiration: 11. Jun 2008 13:48:34 Select the news categories you want to display by selecting them in the MetaData part of the news box The container list newsCl is not a subdefiniton of boxContainer_leftcol but is use as is, this will lead to import/export/copy/paste issues, please correct your defintions in your template