diff --git a/scripts/generate_messages.py b/scripts/generate_messages.py
index 9c094e8..eacaff1 100755
--- a/scripts/generate_messages.py
+++ b/scripts/generate_messages.py
@@ -265,7 +265,8 @@ def generate_msg(msg: NetMessageJson, game: Literal['game', 'system']) -> None:
         out_file.write('    # has to be the first byte of the message payload\n')
         out_file.write('    # NOT the chunk header and NOT the message id\n')
         out_file.write('    def unpack(self, data: bytes) -> bool:\n')
-        out_file.write('        unpacker = Unpacker(data)\n')
+        if len(msg['members']) > 0:
+            out_file.write('        unpacker = Unpacker(data)\n')
         for member in msg['members']:
             # {'name': ['message'], 'type': {'kind': 'string', 'disallow_cc': False}} 
             unpacker = 'int()'
diff --git a/twnet_parser/messages7/game/cl_kill.py b/twnet_parser/messages7/game/cl_kill.py
index d649fb0..613e1da 100644
--- a/twnet_parser/messages7/game/cl_kill.py
+++ b/twnet_parser/messages7/game/cl_kill.py
@@ -18,7 +18,6 @@ class MsgClKill(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:
diff --git a/twnet_parser/messages7/game/cl_ready_change.py b/twnet_parser/messages7/game/cl_ready_change.py
index bb5c81b..3df68d8 100644
--- a/twnet_parser/messages7/game/cl_ready_change.py
+++ b/twnet_parser/messages7/game/cl_ready_change.py
@@ -18,7 +18,6 @@ class MsgClReadyChange(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:
diff --git a/twnet_parser/messages7/game/sv_game_msg.py b/twnet_parser/messages7/game/sv_game_msg.py
index beeb8fb..65814e2 100644
--- a/twnet_parser/messages7/game/sv_game_msg.py
+++ b/twnet_parser/messages7/game/sv_game_msg.py
@@ -18,7 +18,6 @@ class MsgSvGameMsg(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:
diff --git a/twnet_parser/messages7/game/sv_ready_to_enter.py b/twnet_parser/messages7/game/sv_ready_to_enter.py
index 0805e93..8cd1034 100644
--- a/twnet_parser/messages7/game/sv_ready_to_enter.py
+++ b/twnet_parser/messages7/game/sv_ready_to_enter.py
@@ -18,7 +18,6 @@ class MsgSvReadyToEnter(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:
diff --git a/twnet_parser/messages7/game/sv_vote_clear_options.py b/twnet_parser/messages7/game/sv_vote_clear_options.py
index 12a101e..615ba82 100644
--- a/twnet_parser/messages7/game/sv_vote_clear_options.py
+++ b/twnet_parser/messages7/game/sv_vote_clear_options.py
@@ -18,7 +18,6 @@ class MsgSvVoteClearOptions(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:
diff --git a/twnet_parser/messages7/game/sv_vote_option_list_add.py b/twnet_parser/messages7/game/sv_vote_option_list_add.py
index 1bd03ea..c39a18c 100644
--- a/twnet_parser/messages7/game/sv_vote_option_list_add.py
+++ b/twnet_parser/messages7/game/sv_vote_option_list_add.py
@@ -18,7 +18,6 @@ class MsgSvVoteOptionListAdd(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:
diff --git a/twnet_parser/messages7/system/con_ready.py b/twnet_parser/messages7/system/con_ready.py
index fd4cd55..c8a2ac5 100644
--- a/twnet_parser/messages7/system/con_ready.py
+++ b/twnet_parser/messages7/system/con_ready.py
@@ -18,7 +18,6 @@ class MsgConReady(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:
diff --git a/twnet_parser/messages7/system/enter_game.py b/twnet_parser/messages7/system/enter_game.py
index c09482e..e8f6326 100644
--- a/twnet_parser/messages7/system/enter_game.py
+++ b/twnet_parser/messages7/system/enter_game.py
@@ -18,7 +18,6 @@ class MsgEnterGame(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:
diff --git a/twnet_parser/messages7/system/ping.py b/twnet_parser/messages7/system/ping.py
index b73ce22..bd13b94 100644
--- a/twnet_parser/messages7/system/ping.py
+++ b/twnet_parser/messages7/system/ping.py
@@ -18,7 +18,6 @@ class MsgPing(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:
diff --git a/twnet_parser/messages7/system/ping_reply.py b/twnet_parser/messages7/system/ping_reply.py
index 70d5aeb..c6a8ae6 100644
--- a/twnet_parser/messages7/system/ping_reply.py
+++ b/twnet_parser/messages7/system/ping_reply.py
@@ -18,7 +18,6 @@ class MsgPingReply(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:
diff --git a/twnet_parser/messages7/system/rcon_auth_off.py b/twnet_parser/messages7/system/rcon_auth_off.py
index 8aebcb1..be70fcb 100644
--- a/twnet_parser/messages7/system/rcon_auth_off.py
+++ b/twnet_parser/messages7/system/rcon_auth_off.py
@@ -18,7 +18,6 @@ class MsgRconAuthOff(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:
diff --git a/twnet_parser/messages7/system/rcon_auth_on.py b/twnet_parser/messages7/system/rcon_auth_on.py
index cde0633..3fd3372 100644
--- a/twnet_parser/messages7/system/rcon_auth_on.py
+++ b/twnet_parser/messages7/system/rcon_auth_on.py
@@ -18,7 +18,6 @@ class MsgRconAuthOn(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:
diff --git a/twnet_parser/messages7/system/ready.py b/twnet_parser/messages7/system/ready.py
index 2d0c0f5..1a62588 100644
--- a/twnet_parser/messages7/system/ready.py
+++ b/twnet_parser/messages7/system/ready.py
@@ -18,7 +18,6 @@ class MsgReady(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes:
diff --git a/twnet_parser/messages7/system/request_map_data.py b/twnet_parser/messages7/system/request_map_data.py
index 1d827fd..228b4d6 100644
--- a/twnet_parser/messages7/system/request_map_data.py
+++ b/twnet_parser/messages7/system/request_map_data.py
@@ -18,7 +18,6 @@ class MsgRequestMapData(PrettyPrint):
     # has to be the first byte of the message payload
     # NOT the chunk header and NOT the message id
     def unpack(self, data: bytes) -> bool:
-        unpacker = Unpacker(data)
         return True
 
     def pack(self) -> bytes: