Hi everyone, I tried to install marble using this tuto: https://techbase.kde.org/Marble/MarbleDesigner (I compiled with MinGW )
I didn't have any problem with the compilation part but I don't know why, marble is detected by QT designer but I can't use it.


http://www.developpez.net/forums/attachments/p204481d1458543203/c-cpp/bibliotheques/qt/edi/qt-creator/installer-l-extension-marble/titre.png/

Thank you for your help :)