Debian: qtspeech examples not compiling on Ubuntu22.04 arm64

Install Qt6.8.1 debian packages on Ubuntu22.04 arm64, install Qt 6.8.1 examples with Qt Online installer and compile with binaries installed with commercial debian, qtspeech examples are not compiling:

 /opt/qt-6.8.1/aarch64-linux-gnu/bin/qt-cmake -S /home/qt/RTA/Qt_6.8.1/Examples/Qt-6.8.1/speech/hello_speak -B /home/qt/RTA/Qt_6.8.1/Examples/Qt-6.8.1/speech/hello_speak/bld_gcc_arm64 -GNinja
->
-- Configuring done (0.8s)
-- Generating done (0.0s)
-- Build files have been written to: /home/qt/RTA/Qt_6.8.1/Examples/Qt-6.8.1/speech/hello_speak/bld_gcc_arm64

Run cmake --build . --parallel
-> ok
Launch /home/qt/RTA/Qt_6.8.1/Examples/Qt-6.8.1/speech/hello_speak/bld_gcc_arm64/hello_speak
-> fails:
Qt: Session management error: None of the authentication protocols specified are supported

Examples work on Ubuntu22.04 x64. Also when installing binaries from Qt online installer, speech examples work on Ubuntu22.04 x64 and Ubuntu24.04 arm64.