>I’m trying to INCLUDE a file.H
>The application has been running for a while w/no errors, but now after adding other procedures it cannot find the EXCEL2000.H
>
>I have it as:
>#INCLUDE EXCEL2000.H
>
>To make it work I have to give it the full path and stick it into the class that uses it, not into the Main prog.
>
>Why could this be?

The compile-time constants from the header file are visible only in the PRG file/form/class where header file is included. You've to include header file in all PRG files/forms/classes that are using it.