DTO98 and DTO2k are no longer supported due to the company no longer being in business, but you can try this work-around :
Oh yes, boys and girls, it CAN be done! That's right! It's messy, it's sloppy, it's a pain in the posterior but I did it. DTO2K on Windows 7.
In some ways I cheated. When I had it installed on an older system I saved the whole directory for easier access. This included the proper directories and the proper files into the \Windows directory. Then I ran dtddef.exe - errors. It mentioned that it needed a file. And another. And another. They were on the CD. I had to decompress them to the c:\windows\system32 directory. They are
I found it best to do this in a temp directory. Make sure you have expand.exe and it also may do well in the same folder.
at a command prompt you'd type
expand ids45f.dl_ ids45f.dll
expand Bwcc32.dl_ Bwcc32.dll
expand Cw3215.dl_ Cw3215.dll
expand Owl252f.dl_ Owl252f.dll
copy or move the dll files to c:\windows\system32
Then run the program.
Error. Actually the error seems to only apply to online data handling.
Bypass this error and the program runs for me just like it used to.
And.... I just did this. Now. Finally. And it really works. I didn't even
have to do any registry messing or compatibility setting. Oh. I did
this in Administrator mode. I guess I shouldn't leave that out. I have yet