help：handing wrf output files

hello everyone：        when i used ncl 5.1.1 to handle with wrf out files in linux system,the function 'addfiles' did not work well,the sevaral files couldn't be concatenated,anybody else had  come across this.thanks in advance.       the warning is as follows: ifatal:(wrfout_d01_2008-08-29_00:00:00) has no file extension, can't determine type of file to open fatal:(wrfout_d01_2008-08-19_00:00:00) has no file extension, can't determine type of file to open fatal:(wrfout_d01_2008-08-09_00:00:00) has no file extension, can't determine type of file to open fatal:(wrfout_d01_2008-07-30_00:00:00) has no file extension, can't determine type of file to open fatal:(wrfout_d01_2008-07-20_00:00:00) has no file extension, can't determine type of file to open fatal:(wrfout_d01_2008-07-10_00:00:00) has no file extension, can't determine type of file to open fatal:(wrfout_d01_2008-06-30_00:00:00) has no file extension, can't determine type of file to open fatal:(wrfout_d01_2008-06-20_00:00:00) has no file extension, can't determine type of file to open fatal:(wrfout_d01_2008-06-10_00:00:00) has no file extension, can't determine type of file to open fatal:(wrfout_d01_2008-05-31_00:00:00) has no file extension, can't determine type of file to open fatal:(wrfout_d01_2008-05-21_00:00:00) has no file extension, can't determine type of file to open fatal:(wrfout_d01_2008-05-11_00:00:00) has no file extension, can't determine type of file to open fatal:(wrfout_d01_2008-05-01_00:00:00) has no file extension, can't determine type of file to open ___________________________________________________________ 好玩贺卡等你发，邮箱贺卡全新上线！ http://card.mail.cn.yahoo.com/

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Received on Sun Dec 20 07:21:03 2009