From Friday, April 19th (11:00 PM CDT) through Saturday, April 20th (2:00 PM CDT), 2024, ni.com will undergo system upgrades that may result in temporary service interruption.
We appreciate your patience as we improve our online experience.
My guess is that you are #include'ing extcode.h after you are including toolbox.h. Toolbox defines 'Min' 'Max' etc as macros, and the LV header file unfortunately does not check for these defines. Try moving extcode.h up in the inclusion list to see if that helps.