Re: Building QtMqtt in ubuntu I resolved the problem I use Qt 5.12.8 and I got the branch back :git clone https://code.qt.io/qt/qtmqtt.git --branch 5.12.8 Thank you. Michel Arnaud

Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.

Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).