Hi Sebastian,
I have created a new simple Outlook-Addin with NetOffice 1.7.3. Now it works. I don't now why but the message box is gone.
Thanks for your support!
Nico
I have created a new simple Outlook-Addin with NetOffice 1.7.3. Now it works. I don't now why but the message box is gone.
Thanks for your support!
Nico