diff --git a/android/app/src/main/kotlin/com/novasonic/app/ui/AppNavigation.kt b/android/app/src/main/kotlin/com/novasonic/app/ui/AppNavigation.kt
index d09855c..d6ffb2d 100644
--- a/android/app/src/main/kotlin/com/novasonic/app/ui/AppNavigation.kt
+++ b/android/app/src/main/kotlin/com/novasonic/app/ui/AppNavigation.kt
@@ -395,6 +395,21 @@ fun AppNavigation() {
             }
         }
 
+        // ── TEMP NAV DEBUG — zeigt den Back-Stack; wird nach der Diagnose entfernt ──
+        val dbgBackStack by navController.currentBackStack.collectAsStateWithLifecycle()
+        Box(Modifier.fillMaxWidth().statusBarsPadding(), contentAlignment = androidx.compose.ui.Alignment.TopCenter) {
+            Text(
+                "🧭 " + dbgBackStack.mapNotNull { it.destination.route?.substringBefore("/") }
+                    .filter { it != "null" }.joinToString(" › "),
+                color = Color(0xFFFFEB3B),
+                fontSize = 9.sp,
+                fontWeight = FontWeight.Bold,
+                modifier = Modifier
+                    .background(Color(0xCC000000))
+                    .padding(horizontal = 6.dp, vertical = 2.dp),
+            )
+        }
+
         // NowPlaying overlay
         AnimatedVisibility(
             visible = showNowPlaying,