How Can I see the log of Qt Installation Framework?

[isdsi]

I want to see the log with console or file.

https://doc.qt.io/qtinstallerframework/scripting-console.html

how can i see this log message??

I have already commandline: ~/QtInstallerTest.app/Contents/MacOS/QtInstallerTest 1>a.txt 2>b.txt

It didn't work.

[isdsi]

I tried it with '-v' option.

It did work.

// start installer with -v to see debug output

https://doc.qt.io/qtinstallerframework/qt-installer-framework-systeminfo-packages-root-meta-installscript-qs.html

[gemgemlongman]

run commandline: ~/QtInstallerTest.app/Contents/MacOS/QtInstallerTest.exe -d
in cmd
.