• DIRECTION must be 'ascend', 'descend', or a cell array containing those values.

Posted: **Thu Feb 09, 2017 9:30 am**

DIRECTION must be 'ascend', 'descend', or a cell array containing those values.

Posted: **Tue Dec 29, 2020 8:21 pm**

solution :

You can not use any parameter for DIRECTION parameter. Just use 'ascend' or 'descend'.

DIRECTION must be 'ascend', 'descend', or a cell array containing those values.