It was reported that python-tlslite will raise a runtime exception if it gets a message with an empty payload.
Upstream announcement: https://groups.google.com/forum/#!topic/tlslite-dev/MoWE7B0A4iU
Upstream commit: https://github.com/trevp/tlslite/commit/aca8d4f898b436ff6754e1a9ab96cae976c8a853
Created python-tlslite tracking bugs for this issue:
Affects: fedora-all [bug 1254216]
Created python-gdata tracking bugs for this issue:
Affects: fedora-all [bug 1254217]