Apologies.
I made a mistake with the jounalctl command, the correct one is:
journalctl --boot=-1 --priority=3 --no-pager
Also, I had a problem way back when where I also reset my computer the hard way, and was informed this is a better way, and should be used instead:
This 
line isnât something to worry about, I think, as I also have it.
More than that, I have no idea, sorry.
