If the registration process is a .prg then you're running it from the IDE (?) In that case to try my idea you'd need to run VFP.EXE as Administrator.

I don't use CodeMine. I seem to recall one or both of these UT members have used it:

Alejandro Sosa: Member#4588
Denis Chasse: Member#25627

>Thanks Al:
>
>I will give this a shot. The reg process runs as a .prg, in VFP so I can probably step thru it to see what is happening. Unfortunately there is a codemine.fll that contains all of the registry utilities, and I'm wondering if that no longer works under Win 10. Are you using Codemine?
>
>Mike
>>>Is anyone using Codemine out there? My Win 10 update this morning seems to have done something to my registration information, so that I'm being reprompted to register Codemine, but the firm name is not taking.
>>>
>>>Any help would be appreciated:
>>
>>A wild guess - perhaps run the process that asks for reg info as Administrator?