Please update your code to use internal qt5 qjson. External qjson is qt4 only. Reproducible: Always Steps to Reproduce: 1. Compile 2. Build fails at looking for qjson 3. Actual Results: Build Failure Expected Results: Build success Use qt5 own internal qjson http://doc.qt.io/qt-5/json.html
Hello! Sorry to be the bearer of bad news, but this project has been unmaintained for many years so I am closing this bug.