Some changes for GeyserConnect

core/src/main/java/org/geysermc/geyser/session/GeyserSession.java

@@ -249,7 +249,8 @@ public class GeyserSession implements GeyserConnection, CommandSender {
     private Vector2i lastChunkPosition = null;
     private int renderDistance;
 
-    private boolean sentSpawnPacket;
+    // Exposed for GeyserConnect usage
+    protected boolean sentSpawnPacket;
 
     private boolean loggedIn;
     private boolean loggingIn;

core/src/main/java/org/geysermc/geyser/util/LoginEncryptionUtils.java

@@ -213,6 +213,11 @@ public class LoginEncryptionUtils {
     }
 
     public static void buildAndShowLoginWindow(GeyserSession session) {
+        if (session.isLoggedIn()) {
+            // Can happen if a window is cancelled during dimension switch
+            return;
+        }
+
         // Set DoDaylightCycle to false so the time doesn't accelerate while we're here
         session.setDaylightCycle(false);