diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/Main.java b/HMCL/src/main/java/org/jackhuang/hmcl/Main.java
index 5b3752404..ed16b143a 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/Main.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/Main.java
@@ -87,6 +87,8 @@ public final class Main extends Application {
 
     public static void stopWithoutPlatform() {
         JFXUtilities.runInFX(() -> {
+            if (Controllers.getStage() == null)
+                return;
             Controllers.getStage().close();
 
             Logging.LOG.info("Shutting down executor services.");