Hi Michael Evans,
Thank you for contacting us.
We are not aware of this problem with RadTransition control. Sending us a sample running project illustrating the problem so that we can investigate it will be really helpful.
I will be glad to assist you further.
All the best,
the Telerik team
Do you want to have your say when we set our development plans?
Do you want to know when a feature you care about is added or when a bug fixed?
Telerik Public Issue Tracking
system and vote to affect the priority of the items