I have the same problem. It does not affect .pdf files, but does affect .xls or .ods (Libre Office spreadsheet) files over about 25kB.
Running Evolution 3.12.11 with SpamAssassin on Ubuntu 15.04 32 bit.
I have the same problem. It does not affect .pdf files, but does affect .xls or .ods (Libre Office spreadsheet) files over about 25kB.
Running Evolution 3.12.11 with SpamAssassin on Ubuntu 15.04 32 bit.