>I'm trying to call an outside application (in this case, Minitab) from within FoxPro..I seem to be having a problem with the following RegEnumValue function:
>
>retval = RegEnumValue(hKey, xindex, valuename, valuelen, lpdwReserved, dataType, @indata, @datalen)
>
>With xindex, lpdwReserved and datatype equaling zero, and indata equal to a string of 255 blanks, I continually return a value of "1010" or "87" (retval = 1010 [87]), as opposed to "0" value returned for a sucessful completion. I have tried a number of different things, yet continue to have this problem
>
>Not being overly familiar with Registry calls and API's, any help would be appreciated.
>
>TW
Joe,

First, the values of all except the first two parameters must be passed by reference. Second, 87 means "the parameter is incorrect". Third, 1010 means "the configuration registry key is invalid".