Patches includes existing patches.
If you have issues make sure a mod isn't causing them (you can see that in your log) and if you're not using mods then post a bug report here following these guidelines.
Your log file, if you're on Windows, is in C:\Users\%username%\Documents\My Games\FarmingSimulator2019 and is called log.txt. Any issues relating to errors is likely to cause issues (specifically LUA errors).