Initialization Problem

TECH TIP: Troubleshooting problem such as “Initialization of the DLL WINNT\..\Drivers\..\HPBFDF0.DLL failed.”

This error only occurs when an application is run from within Delphi with the Integrated Debugging option turned on. It is an issue that exists between the Delphi debugger and the HP driver.

The solution is to add the directory of the printer driver DLL’s to the Windows NT PATH system variable.

For example on my computer the printer driver dll’s listed in the Delphi exception reside in


Therefore I was able to add the following line to the autoexec.bat file:


Special thanks to one of our customers, Boris Latour, for the solution to this problem.