When you do /scoreboard objectives setdisplay list (an objective) it will always show 0 when you click list players on single player
Linked issues
Comments
Updated with the bug that is not duplicated.
Actually it is a duplicate of MC-8831
Rlly? o.O
Simplifying this ticket to the most prominent of the multiple bugs posted here. It is much easier for us to deal with bug reports when they contain only one bug. Feel free to create new ticket(s) with additional bugs. The second half is a duplicate of MC-9140.