Hello Peter,
this ist he working solution!
Many thanks! I am seriously thinking about buying your book 
(I will make you earn the points later in the day, our company browsers are a kind of restricted)
Von: Peter Bjork communities-emailer@vmware.com
Gesendet: Mittwoch, 9. Januar 2013 21:04
An: Tebbe, Mario
Betreff: Re: Qlikview Thinapp starts Office install / repair routine when sending data to Excel New message: "Qlikview Thinapp starts Office install / repair routine when sending data to Excel" Re: Qlikview Thinapp starts Office install / repair routine when sending data to Excel
VMware Communities<http://communities.vmware.com/index.jspa>
Qlikview Thinapp starts Office install / repair routine when sending data to Excel
reply from Peter Bjork<http://communities.vmware.com/people/pbjork> in VMware ThinApp™ and ThinApp Factory - View the full discussion<http://communities.vmware.com/message/2175259#2175259