For those interested:

Bug report (including proof of existence) and proposed patch
can be found at

http://sourceforge.net/tracker/index.php?func=detail&aid=1506914&group_id=7586&atid=107586

Greetings from Bremen,

Daniel Krügler

Fix commited to the trunk and RC_1_34_0 branches according to Daniel's
instructions.

Joaquín M López Muñoz
Telefónica, Investigación y Desarrollo