1 files changed, 22 insertions, 1 deletions
diff --git a/src/audio/tracker.cc b/src/audio/tracker.cc
index 5358e50..5e30281 100644
--- a/src/audio/tracker.cc
+++ b/src/audio/tracker.cc
@@ -46,8 +46,25 @@ void tracker_init() {
     g_active_patterns[i].active = false;
   }
 
+  // Always re-initialize cache to ensure spectrograms are registered
+  // This handles the case where synth_init() was called multiple times
+  for (int i = 0; i < 256; ++i) {
+    g_sample_synth_cache[i] = -1;
+  }
+
+  // Free any previously allocated generated note data to prevent leaks
+  if (g_cache_initialized) {
+    for (int i = 0; i < MAX_SPECTROGRAMS; ++i) {
+      if (g_spec_pool[i].data != nullptr && g_spec_pool[i].active) {
+        delete[] g_spec_pool[i].data;
+        g_spec_pool[i].data = nullptr;
+        g_spec_pool[i].active = false;
+      }
+    }
+  }
+
   // Initialize sample cache
-  if (!g_cache_initialized) {
+  {
     for (int i = 0; i < 256; ++i) {
       g_sample_synth_cache[i] = -1;
     }
@@ -179,6 +196,10 @@ static void trigger_note_event(const TrackerEvent& event) {
   }
 #endif /* defined(DEBUG_LOG_TRACKER) */
 
+  if (cached_synth_id == -1) {
+    return;
+  }
+
   // Trigger voice directly with cached spectrogram
   synth_trigger_voice(cached_synth_id, event.volume, event.pan);
 }