In my windows form application, I have a WPF control that display a list of warning message. I have defined an animation in order to slide out the panel that include my WPF control
as soon as there is a new warning message added to my list.
The problem that our customer reports is that they are receiving a black rectangle when the panel start sliding and the PC is hanging until they kill the process.
I’m not able to reproduce the issue on my PC, but my guess is that it might be something related to the animation that I’m using.
Basically, I’m calling the AnimateWindow method as follow :