Hello,
Please refer to the attached screenshots depicting the behaviour on my Windows 8.1 32 bit machine (in combination with VS2012) with the latest C1WPFLibrary Build : 4.0.20133.367.
You are requested to check the case with the latest build available at :
http://prerelease.componentone.com/dotnet40/C1WPFLibrary/2013-T3/
Regards,
Reema