Unknown Cmake Command Download_project !!hot!! -
The include() command must appear any line that calls download_project() . CMake scripts are executed top-down, and it cannot call a function it hasn't loaded yet. 3. Transition to Modern Alternatives
When CMake encounters a command it doesn't recognize, it stops the configuration process. For download_project , this usually stems from one of the following: unknown cmake command download_project
Some older projects used custom scripts that have since been superseded by modern CMake features, causing the script to be removed from newer versions of the repository. How to Fix the Error The include() command must appear any line that
CMake commands are case-insensitive, but file names in include() are often case-sensitive on Linux/macOS. Transition to Modern Alternatives When CMake encounters a
Unknown CMake command "ExternalProject_Add" - Stack Overflow
If you do not have this file, you can download it from reputable sources like the Crascit/DownloadProject GitHub repository . 2. Ensure Correct Placement
Most projects that use this command expect a file named DownloadProject.cmake to exist in a cmake/ or modules/ folder. Add the following to your CMakeLists.txt before the command is called: