Resource types

Hi,

all of a sudden all non-text files (e.g. doc, zip, xls, exe) that have been uploaded as a resource "link to file or website" become corrupted when they are downloaded again (version 1.9.2+)

Does anybody know what is going on?

Thanks, Ralf

PS: Apparently the same problem has been discussed already without a conclusion in this thread http://moodle.org/mod/forum/discuss.php?d=77099