Thanks Vlad,
your suggestion did help. I found that the solution in the end was to include
2 entries to the same directory in the search path string, 1 using a DOS path
and 1 using the \\ notation. Either 1 on their own did not work.

Mike

>Suspend the program execution an try to see what's the value returned by SET("PATH") in the moment when the error occurs in GenMenu. Maybe this will give you an idea why this is happening.
>
>Vlad
>
>>We have recently changed our server so that my primary domain server is windows NT.
>>Since then I am unable to build an .exe. When I try it falls over on line 482 of genmenu.
>>This uses the fullpath() function to return a path to the menu .mpr file with reference
>>to the project path.
>>I am running vfp from my C: drive and I moved my app to the C: drive, but it still would
>>not compile. It was only by cancelling my login so that I was not connected to the server
>>that I was able to get the build to run.
>>I am using vfp 5.0a and I have applied the service pack 3 to no avail. There is no mention
>>of a problem on Microsoft's knowledgebase or TechNet.
>>Can anyone help?
>>
>>Tks
>>Mike