It may not be related to the issue but I would try just passing the file name in the header instead of the whole path. e.g. just myfile.xls vs C:\\myfile.xls
Regards,
Christian
It may not be related to the issue but I would try just passing the file name in the header instead of the whole path. e.g. just myfile.xls vs C:\\myfile.xls
Regards,
Christian