>>>>>I've never run into a problem with FOPEN either
>>>>>until now. I have a file called phone1.pdb on
>>>>>a diskette. I used lnFile = FOPEN("A:\PHONE1.PDB",10)
>>>>>and also tried lnFile = FOPEN("A:\PHONE1.PDB")
>>>>>
>>>>>Both gave a -1 lnFile value which is an error. That's
>>>>>why I posted the message. In VFP 5.0's help under
>>>>>"binary", it says that a binary file can only be read
>>>>>by the application that created it.
>>>>>
>>>>
>>>>What system or app is creating that file, "PHONE1.PDB"?
>>>>
>>>I don't know what app created the *.pdb file but I do know the
>>>person running it is using a PC with Win95. I've never seen
>>>the extension before. At first I thought it was Paradox, but I
>>>guess not as VFP could have imported that directly.
>>>
>>I'd seen them before so I poked around in C files...
>>It's a C++ file containing project debugging info in binary. I'm not sure why anyone would want to export it elsewhere...
>
>could also be powerbuilder (of course, i haven't looked at that for 3 years, so i'm not sure...)

yeah, I guess it could be...either way, it won't be much use in FP, it would seem...I'd check the source of the file to get more info.