Hi Fogelis
The reason for this is due to the design of the Microsoft Windows Installer (MSI) technology that Application Builder 6.1 uses. Check this knowledgebase for further informations and for a workaround:
http://digital.ni.com/public.nsf/3efedde4322fef19862567740067f3cc/940218c86275330a86256bba0074780e?OpenDocument
Luca
Regards,
Luca