From: ade77 on
"Eric " <tanzhao.eric(a)gmail.com> wrote in message <hf6ktm$23p$1(a)fred.mathworks.com>...
> Hello
>
> I was trying to import a xlsx file to matlab but did not have luck.
>
> My data is like
>
> -80.669210 28.141130
> -81.772990 29.185000
> -82.286840 29.684610
> -82.163400 29.222970
> -81.357740 30.161860
>
> which are 54 rows.
>
> I tried [num,txt,raw]=xlsread('try.xlsx') and got 'File contains unexpected record length. Try saving as Excel 98'.
>
> I tried importdata try.xlsx and got a warning: File contains uninterpretable data.
>
> I works after I convert it to xls. But I can not do that because I have other files which has more rows than what xls can fit.
>
> Thanks
> Eric

Excel 2007 has a problem with MATLAB or vice versa. Try saving it as a text file, then import.