Solved
[WORKAROUND] Schedule for part-time job broken for pre-patch game
Product: The Sims 4 Platform:PC Which language are you playing the game in? Deutsch How often does the bug occur? Occasionally (10% - 49%) What is your current game version number? 1.52.100.10...
Marked as Solution for Visibility. This is still an open issue.
As stated above: Workaround is to find a new job and then change the job back. However, the work progress (for the current level) is reset in this case.
