>>>I've been creating Setup Files with Installshields for a long, suddenly it creates a .msi file instead of setup.exe. How to solve it ?
>>
>>I forgot to mention it shows one error:
>>
>>ISEXP : fatal error -6017: Internal build error
>
>It is allways nice to now the version of Installshield you use, for instance.
>
>google 6017 installshield, it's something with COM registration and ISRegSpy.exe.
>
>Possibly you have set up something wrong. If the project is simple, try from scratch.
>You might run two instances, yours and a plain new, and compare line by line.
>
>That's all I can tell you I still use ISD by my knowledge of it is more or less how to create a new version.


Mr. Craig Boyd gave a soluction of this problem.

https://social.msdn.microsoft.com/Forums/en-US/35362f85-e14f-4454-8d3f-358976f1f06a/installshield-5-express-visual-foxprox-9-error-6017?forum=visualfoxprogeneral