OS = WinXP SP2
Installed .NET Runtime(s)
1.1.4322.2407 Version 1.1 Post-SP1 with KB928366 Apr 2007
2.0.50727.832 Version 2.0 RTM with Hotfix Jun 2007
3.0.4506.30 Version 3.0 RTM (RTM 4506.30) Nov 2006

Actions:
open fresh install of Cayra 0.9.5
click the pin menu button to set fixed mode
exception occurs

('System.Windows.Media.Animation.AnimationException') occurred in Cayra.exe

further debugger info:
Cannot animate the 'Margin' property on a 'Intalev.Cayra.Controls.Node' using a 'System.Windows.Media.Animation.ThicknessAnimation'.
System.Windows.Media.Animation.AnimationException was unhandled