KHP uses this gdiplus.dll file, which Windows 98 does not have. Click the link below to download it.
It is a .zip file. If you have winzip on your computer, double click the gdiplus.zip filename and it will run winzip to unzip the gdiplus.dll file. Make sure you "extract" it to the folder below.
It is in zip format, so you will have to follow the directions in the link above to unzip it. If you don't have the winzip program to unzip with, go to the winzip download page
Place this file in your foulder where you installed KHP 4.103. The factory default directory is C:\Program Files\Micro Technology Unlimited\KHPro.
Run KHP again and it should now run.