Adobe Download Assistant.exe läßt sich nicht ausführen (Schloß im Symbol)

A screenshot of that symbol would also help.

Ukunda,

I believe this is one for this specialized forum (where you may be able find the answer from previous threads),

http://forums.adobe.com/community/download_install_setup

or for Customer Care (tick I Still Need Help and hope for an agent available for a chat),

http://helpx.adobe.com/contact.html?product=illustrator&topic=downloading-installing-and-setting-up