Hi Ariel,
We have logged a defect report internally for the TaskBarItem HeaderTemplate Issue in TaskBar Control and we will have this fixed. As per our Forum regulations , we will not be able to share the fix for this issue. However, if you are interested in receiving the fix for this issue, then, we would request you to use our Direct-Trac Support system to resolve all your technical queries.
For more details, please login into
http://www.syncfusion.com/Account/ and we will be happy to help you.
Regards
SuryaNarayanan