Check the file taskSchedule.ini in %AppData%\DVDFab\StreamFab
You could see scheduled tasks in StreamFab entries in the Task Scheduler
Press Win+R and copy/type: taskschd.msc
Germania
Looking in the log file there are nothing for YouTube, and in task scheduler.
BUT
If I go to an older build (6.1.8.8) everything is on the list in streamfab, and still nothing in the log or TS.