1. Enable logs by setting environment variable KLEOPATRA_LOGDIR=/your/log/path
2. Enable debug logs output by setting `QT_LOGGING_RULES="org.kde.pim.kleopatra.debug=true"`
2. Set environment variable `QT_MESSAGE_PATTERN="%{time yyyyMMdd h:mm:ss.zzz t} - %{if-category}%{category}: %{endif} - %{file}:%{line} - %{message}"`
3. Check logs - timestamp should appear before log messages