Cannot find library when building with Qt Creator. 3. Qt program does not detect libraries. 3.

Oct 21, 2015 · As any other library (for Qt is composed by many libraries) you have to include it in your code as well as link against it during compilation. It doesn't matter what you are using, for Qt is a cross platform framework released along with its pretty complete editor, QtCreator .

Specifies a list of libraries to be linked into the project. If you use the Unix -l (library) and -L (library path) flags, qmake handles the libraries correctly on Windows (that is, passes the full path of the library to the linker). The library must exist for qmake to find the directory where a …

Jun 18, 2009 · With Qt 5.5, things are quite easy. There's the configure script you have to run before building Qt. There are following orthogonal settings that you pass to configure: Do you want a static Qt library?-static option should be passed to configure. Do you want the build of Qt, and of your application, to use a static C++ runtime?

Apr 6, 2012 · To simplify the situation, lets say that there are 2 files: core.cpp and main.cpp. core.cpp contains the functionality of the program and main.cpp contains the basic main() implementation. I wa...

Nov 2, 2016 · For me, I was attempting to run Qt Creator 4.10.0-rc1 (based on Qt 5.13.1) that I had manually installed to ~/Qt along with Qt 5.13.0, and my system has Qt 5.12.2 installed. I was getting the following error: Cannot mix incompatible Qt library (version 0x50c02) with this library (version 0x50d00)

Apr 8, 2013 · The originally accepted answer did not work for me, I am running MSVC2013 Professional and QT5.9. I found SIMPLE and SUREFIRE CROSS-PLATFORM solution that should help anyone who is trying to link an external library (like openCV) with QT.

Jan 7, 2016 · I don't have enough Rep to add comments to your question, So am adding my comment in form of answer. I am pretty new to Qt and have been developing Qt GUI application on Linux. I set this LD_LIBRARY_PATH environment variable with the path to my Qt libraries. Am not sure how much it will be helpful to you since you are using visual studio on ...

Jan 6, 2015 · Make sure you are pointing to the correct Qt Installation under; General -> Qt Installation You can check this by checking your Qt Options in the Qt VS Tools Extension for VS. If you don't have it make sure you add it. Mine says "Qt5.13.2" which for me is pointing to the x64 build of Qt but it needs to be pointing to the x86 build.

Apr 22, 2013 · QT shared library undefined reference to. Ask Question Asked 11 years, 11 months ago. Modified 6 years, 4 ...