diff --git a/cmd/protbot/protocol/entrance.go b/cmd/protbot/protocol/entrance.go
index dcab094e1..d7c516a3f 100644
--- a/cmd/protbot/protocol/entrance.go
+++ b/cmd/protbot/protocol/entrance.go
@@ -115,13 +115,13 @@ func parseServerEntries(data []byte, entryCount uint16) ([]ServerEntry, error) {
 			name += string(nameBytes[j])
 		}
 
-		// Read channel entries
+		// Read channel entries (14 x uint16 = 28 bytes each)
 		for j := uint16(0); j < channelCount; j++ {
 			port := bf.ReadUint16()
 			_ = bf.ReadUint16() // channelIdx | 16
 			_ = bf.ReadUint16() // maxPlayers
 			_ = bf.ReadUint16() // currentPlayers
-			_ = bf.ReadBytes(14) // remaining channel fields (7 x uint16)
+			_ = bf.ReadBytes(18) // remaining channel fields (9 x uint16: 6 zeros + unk319 + unk254 + unk255)
 			_ = bf.ReadUint16() // 12345
 
 			serverIP := ip.String()
diff --git a/cmd/protbot/protocol/sign.go b/cmd/protbot/protocol/sign.go
index 490c49739..4f6670b6f 100644
--- a/cmd/protbot/protocol/sign.go
+++ b/cmd/protbot/protocol/sign.go
@@ -27,10 +27,11 @@ func DoSign(addr, username, password string) (*SignResult, error) {
 	}
 	defer c.Close()
 
-	// Build DSGN request: "DSGN:\x00" + SJIS(user) + "\x00" + SJIS(pass) + "\x00" + "\x00"
+	// Build DSGN request: "DSGN:041" + \x00 + SJIS(user) + \x00 + SJIS(pass) + \x00 + \x00
 	// The server reads: null-terminated request type, null-terminated user, null-terminated pass, null-terminated unk.
+	// The request type has a 3-char version suffix (e.g. "041" for ZZ client mode 41) that the server strips.
 	bf := byteframe.NewByteFrame()
-	bf.WriteNullTerminatedBytes([]byte("DSGN:\x00")) // reqType (server strips last 3 chars to get "DSGN:")
+	bf.WriteNullTerminatedBytes([]byte("DSGN:041")) // reqType with version suffix (server strips last 3 chars to get "DSGN:")
 	bf.WriteNullTerminatedBytes(stringsupport.UTF8ToSJIS(username))
 	bf.WriteNullTerminatedBytes(stringsupport.UTF8ToSJIS(password))
 	bf.WriteUint8(0) // Unk null-terminated empty string
diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index 759b16b87..34535e2ef 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -13,7 +13,7 @@ services:
     ports:
       - "5432:5432"
     volumes:
-      - ./db-data/:/var/lib/postgresql/data/
+      - ./db-data/:/var/lib/postgresql/
       - ../schemas/:/schemas/
       - ./init/setup.sh:/docker-entrypoint-initdb.d/setup.sh
     healthcheck:
diff --git a/server/channelserver/handlers_character.go b/server/channelserver/handlers_character.go
index c5558e839..14cd59084 100644
--- a/server/channelserver/handlers_character.go
+++ b/server/channelserver/handlers_character.go
@@ -48,6 +48,13 @@ func GetCharacterSaveData(s *Session, charID uint32) (*CharacterSaveData, error)
 }
 
 func (save *CharacterSaveData) Save(s *Session) {
+	if save.decompSave == nil {
+		s.logger.Warn("No decompressed save data, skipping save",
+			zap.Uint32("charID", save.CharID),
+		)
+		return
+	}
+
 	if !s.kqfOverride {
 		s.kqf = save.KQF
 	} else {