>Hi,
>I am trying to built a SetUp with InstallShield. It fails, with an error message (translated) "There is a problem with this Windows Installer. A DLL-file necessary for this installation is missing. Please contact with the support and or supplier of this application."
>It does not specify which DLL is given troubles and it clearly advises me to contact myself.
>Anybody with an idea how to solve this?
>Regards,
>Koen

Try Inno Setup instead.

https://doughennig.com/Papers/Pub/InnoSetup.pdf