Hi Poul,
Since you disable the add-in, then it works fine, the issue is related to the Camtasia add-in, I recommend you ask for their support:
http://techsmith.custhelp.com/app/answers/list
Please Note: Since the website is not hosted by Microsoft, the link may change without notice. Microsoft does not guarantee the accuracy of this information.
Regards,
Miya
This posting is provided "AS IS" with no warranties, and confers no rights. | Please remember to click "Mark as Answer" on the post that helps you, and to click "Unmark as Answer" if a marked post does not actually answer
your question. This can be beneficial to other community members reading the thread.