diff --git a/README.md b/README.md
index 1bc8667..54dc60a 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # DanceDanceRevolution
 
-**Plugin Version:** fork-mdx-3.0.3a
+**Plugin Version:** fork-mdx-3.0.3b
 
 **Supported game versions:** WORLD (2024101500)
 
@@ -26,9 +26,10 @@ musicdb.xml Usage Guide
 
 Changelog
 ===========
-### fork-mdx-3.0.3a
+### fork-mdx-3.0.3b
 
 - Fixed WebUI flare skill calculation mistake.
+- Fixed getLastGhostId function.
 - Added "unlock all songs" option. 
 	- Still requires musicdb.xml to get the song ids.
 - Added Triple Tribe 4 event data.
diff --git a/handlers/ddrworld.ts b/handlers/ddrworld.ts
index 337872f..5b161a9 100644
--- a/handlers/ddrworld.ts
+++ b/handlers/ddrworld.ts
@@ -3,7 +3,8 @@ import { ProfileWorld, ScoreWorld, EventWorld, GhostWorld, RivalWorld, HiScoreWo
 import { SONGS_WORLD, SONGS_OVERRIDE_WORLD, EVENTS_WORLD, LEAGUE_WORLD, LOCKED_SONGS } from "../data/world";
 
 function getLastGhostId(ghost: any) {
-  if(ghost.length > 0) return ghost.filter(a => (a.ghostId !== undefined)).sort((a, b) => b.ghostId - a.ghostId)[0].ghostId
+  let ghostFiltered = ghost.filter(a => (a.ghostId !== undefined))
+  if(ghostFiltered.length > 0) return ghostFiltered.sort((a, b) => b.ghostId - a.ghostId)[0].ghostId
   else return 0
 }