Packet Play Client Update Score

Version	ID
1.8.X	0x3C
1.9	0x42
1.12	0x44
1.12.1	0x45
1.13.1	0x48
1.14.4	0x4C
1.15.2	0x4D

1.15.2

Packet ID	State	Bound To	Field Name	Field Type	Notes
0x4D	Play	Client	Entity Name	String (40)	The entity whose score this is. For players, this is their username; for other entities, it is their UUID.
			Action	Byte	0 to create/update an item. 1 to remove an item.
			Objective Name	String (16)	The name of the objective the score belongs to
			Value	Optional VarInt	The score to be displayed next to the entry. Only sent when Action does not equal 1.

1.14.4

Packet ID	State	Bound To	Field Name	Field Type	Notes
0x4C	Play	Client	Entity Name	String (40)	The entity whose score this is. For players, this is their username; for other entities, it is their UUID.
			Action	Byte	0 to create/update an item. 1 to remove an item.
			Objective Name	String (16)	The name of the objective the score belongs to
			Value	Optional VarInt	The score to be displayed next to the entry. Only sent when Action does not equal 1.

1.13.2

Packet ID	State	Bound To	Field Name	Field Type	Notes
0x48	Play	Client	Entity Name	String (40)	The entity whose score this is. For players, this is their username; for other entities, it is their UUID.
			Action	Byte	0 to create/update an item. 1 to remove an item.
			Objective Name	String (16)	The name of the objective the score belongs to
			Value	Optional VarInt	The score to be displayed next to the entry. Only sent when Action does not equal 1.

1.13.1

Packet ID	State	Bound To	Field Name	Field Type	Notes
0x48	Play	Client	Entity Name	String (40)	The entity whose score this is. For players, this is their username; for other entities, it is their UUID.
			Action	Byte	0 to create/update an item. 1 to remove an item.
			Objective Name	String (16)	The name of the objective the score belongs to
			Value	Optional VarInt	The score to be displayed next to the entry. Only sent when Action does not equal 1.

1.12.2

Packet ID	State	Bound To	Field Name	Field Type	Notes
0x45	Play	Client	Entity Name	String (40)	The entity whose score this is. For players, this is their username; for other entities, it is their UUID.
			Action	Byte	0 to create/update an item. 1 to remove an item.
			Objective Name	String (16)	The name of the objective the score belongs to
			Value	Optional VarInt	The score to be displayed next to the entry. Only sent when Action does not equal 1.

1.12.1

Packet ID	State	Bound To	Field Name	Field Type	Notes
0x45	Play	Client	Entity Name	String (40)	The entity whose score this is. For players, this is their username; for other entities, it is their UUID.
			Action	Byte	0 to create/update an item. 1 to remove an item.
			Objective Name	String (16)	The name of the objective the score belongs to
			Value	Optional VarInt	The score to be displayed next to the entry. Only sent when Action does not equal 1.

1.12

Packet ID	State	Bound To	Field Name	Field Type	Notes
0x44	Play	Client	Entity Name	String (40)	The entity whose score this is. For players, this is their username; for other entities, it is their UUID.
			Action	Byte	0 to create/update an item. 1 to remove an item.
			Objective Name	String (16)	The name of the objective the score belongs to
			Value	Optional VarInt	The score to be displayed next to the entry. Only sent when Action does not equal 1.

1.11.X

Packet ID	State	Bound To	Field Name	Field Type	Notes
0x42	Play	Client	Entity Name	String (40)	The entity whose score this is. For players, this is their username; for other entities, it is their UUID.
			Action	Byte	0 to create/update an item. 1 to remove an item.
			Objective Name	String (16)	The name of the objective the score belongs to
			Value	Optional VarInt	The score to be displayed next to the entry. Only sent when Action does not equal 1.

1.11

Packet ID	State	Bound To	Field Name	Field Type	Notes
0x42	Play	Client	Score Name	String	The name of the score to be updated or removed
			Action	Byte	0 to create/update an item. 1 to remove an item.
			Objective Name	String	The name of the objective the score belongs to
			Value	Optional VarInt	The score to be displayed next to the entry. Only sent when Action does not equal 1.

1.11

Packet ID	State	Bound To	Field Name	Field Type	Notes
0x42	Play	Client	Score Name	String	The name of the score to be updated or removed
			Action	Byte	0 to create/update an item. 1 to remove an item.
			Objective Name	String	The name of the objective the score belongs to
			Value	Optional VarInt	The score to be displayed next to the entry. Only sent when Action does not equal 1.

1.10

Packet ID	State	Bound To	Field Name	Field Type	Notes
0x42	Play	Client	Score Name	String	The name of the score to be updated or removed
			Action	Byte	0 to create/update an item. 1 to remove an item.
			Objective Name	String	The name of the objective the score belongs to
			Value	Optional VarInt	The score to be displayed next to the entry. Only sent when Action does not equal 1.

1.9.3

Packet ID	State	Bound To	Field Name	Field Type	Notes
0x42	Play	Client	Score Name	String	The name of the score to be updated or removed
			Action	Byte	0 to create/update an item. 1 to remove an item.
			Objective Name	String	The name of the objective the score belongs to
			Value	Optional VarInt	The score to be displayed next to the entry. Only sent when Action does not equal 1.

1.9.2

Packet ID	State	Bound To	Field Name	Field Type	Notes
0x42	Play	Client	Score Name	String	The name of the score to be updated or removed
			Action	Byte	0 to create/update an item. 1 to remove an item.
			Objective Name	String	The name of the objective the score belongs to
			Value	Optional VarInt	The score to be displayed next to the entry. Only sent when Action does not equal 1.

1.9

Packet ID	State	Bound To	Field Name	Field Type	Notes
0x42	Play	Client	Score Name	String	The name of the score to be updated or removed
			Action	Byte	0 to create/update an item. 1 to remove an item.
			Objective Name	String	The name of the objective the score belongs to
			Value	Optional VarInt	The score to be displayed next to the entry. Only sent when Action does not equal 1.

1.8.X

Packet ID	State	Bound To	Field Name	Field Type	Notes
0x3C	Play	Client	Score Name	String	The name of the score to be updated or removed
			Action	Byte	0 to create/update an item. 1 to remove an item.
			Objective Name	String	The name of the objective the score belongs to
			Value	Optional VarInt	The score to be displayed next to the entry. Only sent when Action does not equal 1.