DURY Bastien wrote
> I am doing some program for a company and I need help but I can not find
> anything on the help.
> I am using a xlswrite function in my program to export a matrix in excel
> but it always tells me "error: 'r_extnd' undefined" when I want to run it.
> Do you know what should I do ?
(I'd swear I saw a similar help request in the last days.)
upgrade the io package to version 2.4.12.