http://bugs.winehq.org/show_bug.cgi?id=33490
--- Comment #1 from Bruno Jesus 00cpxxx@gmail.com 2013-04-29 12:36:37 CDT --- Please use english. Most of the know issues about Kindle are fixed in the latest wine version, please update to wine 1.5.29 and try again.
Might be related to bug 29045.