diff --git a/src/main/java/eu/siacs/conversations/xmpp/jingle/ToneManager.java b/src/main/java/eu/siacs/conversations/xmpp/jingle/ToneManager.java
index 9760363d7baa16af4295871f74f8b4915c93c287..954ab6eb1c6034c777a1b936ea58a51539c39e34 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/jingle/ToneManager.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/ToneManager.java
@@ -161,7 +161,10 @@ class ToneManager {
             currentTone.cancel(true);
         }
         if (toneGenerator != null) {
-            toneGenerator.stopTone();
+            // catch race condition with already-released generator
+            try {
+                toneGenerator.stopTone();
+            } catch (final RuntimeException e) { }
         }
     }