[Qt-creator] Qt Creator not loading CMake project

[Alexandru Croitor]

QtC creates and uses at some point a a qtcsettings.cmake file, which for one of my projects contains 

set("CMAKE_PREFIX_PATH" "" CACHE "STRING" "" FORCE)

Just a shot in dark, but maybe that affects the initial configuration?

> On 27. Feb 2020, at 16:22, Davide Coppola <vivaladav at gmail.com> wrote:
> 
> I tried to start Qt Creator from the command line and unfortunately that didn't make any difference.
> 
> I dug a little in the output panel in Qt Creator and I can confirm the problem is definitely the missing entries in CMakeCache.txt
> 
> In particular for the first module CMake is complaining that an xxx_DIR is not set and that variable is indeed missing in the cache file.
> I yet don't understand how this is possible considering that I am not passing any special flag to cmake when I run it from the command line.
> 
> On Thu, Feb 27, 2020 at 7:44 AM Nick Overdijk <nick at astrant.net> wrote:
> I usually start Qt Creator (on macos anyway) with "open ~/Qt/Qt Creator.app" to make sure the environment is the same as in my shell. If that doesn't work, maybe inspect what 'cmake' you are calling from the shell, and which one is being used by Qt Creator (Kits -> CMake tab).
> 
> Cheers!
> 
> On Thu, Feb 27, 2020 at 1:33 PM Davide Coppola <vivaladav at gmail.com> wrote:
> Hi,
> 
> I have been struggling with a CMake project and Qt Creator for a while and I was wondering if any CMake expert in your dev team could help me to figure out what's going on.
> 
> This project has a root directory containing a main CMakeLists.txt and several sub-dirs each with their own file.
> 
> Everything is fine and a Makefile is generated if I run from the command line:
> 
> cd build
> cmake -DCMAKE_BUILD_TYPE=Debug ..
> 
> Things don't go so well when I try to open the main CMakeLists.txt with QtCreator... I get an error from the first execution of find_package() in a sub-directory.
> 
> Something I noticed is that the CMakeCache.txt file in build/ is missing a lot of entries compared to the one generated when running CMake from the command line. Once again, no idea why.
> 
> I assume CMake gets a different environment when running in QtCreator compared to the one when executed from the command line, but I have no idea how to fix that.
> 
> Any suggestions?
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> 
> -- 
> Davide Coppola
> 
> website:	http://www.davidecoppola.com
> blog:	http://blog.davidecoppola.com
> 
>   
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