Apache OpenOffice (AOO) Bugzilla – Issue 124299
Auto Detection for mime type selects " application/vnd.sun.xml.calc" instead of "application/vnd.oasis.opendocument.spreadsheet"
Last modified: 2014-02-23 08:47:53 UTC
I observed that problem for own attachments (bug reported with Seamonkey Browser) (see <https://issues.apache.org/ooo/show_activity.cgi?id=124298>).