Hi,

I am seeing a problem when importing an xls file with qualitative variables. The problem is not present in importing xlsx or ods. Please try the attached file.

(This is in Ubuntu Linux 20.04 with gretl built today. The xls file is created by Libreoffice)

-- 
Ignacio Díaz-Emparanza
Departamento de Métodos Cuantitativos
Universidad del País Vasco - Euskalherriko Unibertsitatea, UPV/EHU
Tfno: (+34) 94 601 3732