diff --git a/src/com/android/settings/connecteddevice/audiosharing/AudioSharingSwitchBarController.java b/src/com/android/settings/connecteddevice/audiosharing/AudioSharingSwitchBarController.java
index 8e09188..c0d67cc 100644
--- a/src/com/android/settings/connecteddevice/audiosharing/AudioSharingSwitchBarController.java
+++ b/src/com/android/settings/connecteddevice/audiosharing/AudioSharingSwitchBarController.java
@@ -201,6 +201,19 @@
                                     + reason
                                     + ", broadcastId = "
                                     + broadcastId);
+                    if (mAssistant == null
+                            || mAssistant.getAllConnectedDevices().stream()
+                                    .anyMatch(
+                                            device -> BluetoothUtils
+                                                    .hasActiveLocalBroadcastSourceForBtDevice(
+                                                            device, mBtManager))) {
+                        Log.d(
+                                TAG,
+                                "Skip handleOnBroadcastReady: null assistant or "
+                                        + "sink has active local source.");
+                        cleanUp();
+                        return;
+                    }
                     handleOnBroadcastReady();
                 }
 
@@ -554,8 +567,7 @@
                         mGroupedConnectedDevices.getOrDefault(
                                 mDeviceItemsForSharing.get(0).getGroupId(), ImmutableList.of()),
                         mBtManager);
-                mGroupedConnectedDevices.clear();
-                mDeviceItemsForSharing.clear();
+                cleanUp();
                 // TODO: Add metric for auto add by intent
                 return;
             }
@@ -565,8 +577,7 @@
                 StartIntentHandleStage.HANDLED.ordinal());
         if (mFragment == null) {
             Log.d(TAG, "handleOnBroadcastReady: dialog fail to show due to null fragment.");
-            mGroupedConnectedDevices.clear();
-            mDeviceItemsForSharing.clear();
+            cleanUp();
             return;
         }
         showDialog(eventData);
@@ -581,14 +592,12 @@
                                 mGroupedConnectedDevices.getOrDefault(
                                         item.getGroupId(), ImmutableList.of()),
                                 mBtManager);
-                        mGroupedConnectedDevices.clear();
-                        mDeviceItemsForSharing.clear();
+                        cleanUp();
                     }
 
                     @Override
                     public void onCancelClick() {
-                        mGroupedConnectedDevices.clear();
-                        mDeviceItemsForSharing.clear();
+                        cleanUp();
                     }
                 };
         AudioSharingUtils.postOnMainThread(
@@ -657,6 +666,11 @@
                         });
     }
 
+    private void cleanUp() {
+        mGroupedConnectedDevices.clear();
+        mDeviceItemsForSharing.clear();
+    }
+
     private enum StartIntentHandleStage {
         TO_HANDLE,
         HANDLE_AUTO_ADD,
diff --git a/tests/robotests/src/com/android/settings/connecteddevice/audiosharing/AudioSharingSwitchBarControllerTest.java b/tests/robotests/src/com/android/settings/connecteddevice/audiosharing/AudioSharingSwitchBarControllerTest.java
index 558bc10..5073119 100644
--- a/tests/robotests/src/com/android/settings/connecteddevice/audiosharing/AudioSharingSwitchBarControllerTest.java
+++ b/tests/robotests/src/com/android/settings/connecteddevice/audiosharing/AudioSharingSwitchBarControllerTest.java
@@ -443,6 +443,7 @@
                 mContext, FeatureFlagUtils.SETTINGS_NEED_CONNECTED_BLE_DEVICE_FOR_BROADCAST, true);
         when(mBtnView.isEnabled()).thenReturn(true);
         when(mAssistant.getAllConnectedDevices()).thenReturn(ImmutableList.of(mDevice2, mDevice1));
+        when(mAssistant.getAllSources(any(BluetoothDevice.class))).thenReturn(ImmutableList.of());
         when(mBroadcast.getLatestBluetoothLeBroadcastMetadata()).thenReturn(mMetadata);
         doNothing().when(mBroadcast).startPrivateBroadcast();
         mController =
@@ -469,11 +470,37 @@
     }
 
     @Test
+    public void onPlaybackStarted_hasLocalSource_noDialog() {
+        FeatureFlagUtils.setEnabled(
+                mContext, FeatureFlagUtils.SETTINGS_NEED_CONNECTED_BLE_DEVICE_FOR_BROADCAST, true);
+        when(mBtnView.isEnabled()).thenReturn(true);
+        when(mAssistant.getAllConnectedDevices()).thenReturn(ImmutableList.of(mDevice2, mDevice1));
+        BluetoothLeBroadcastReceiveState state = mock(BluetoothLeBroadcastReceiveState.class);
+        when(state.getBroadcastId()).thenReturn(1);
+        when(mBroadcast.getLatestBroadcastId()).thenReturn(1);
+        when(mAssistant.getAllSources(mDevice2)).thenReturn(ImmutableList.of(state));
+        when(mBroadcast.getLatestBluetoothLeBroadcastMetadata()).thenReturn(mMetadata);
+        doNothing().when(mBroadcast).startPrivateBroadcast();
+        mController.onCheckedChanged(mBtnView, /* isChecked= */ true);
+        verify(mBroadcast).startPrivateBroadcast();
+        mController.mBroadcastCallback.onPlaybackStarted(0, 0);
+        shadowOf(Looper.getMainLooper()).idle();
+
+        verify(mAssistant, never()).addSource(any(), any(), anyBoolean());
+        verify(mFeatureFactory.metricsFeatureProvider, never())
+                .action(any(Context.class), eq(SettingsEnums.ACTION_AUTO_JOIN_AUDIO_SHARING));
+
+        List<Fragment> childFragments = mParentFragment.getChildFragmentManager().getFragments();
+        assertThat(childFragments).isEmpty();
+    }
+
+    @Test
     public void onPlaybackStarted_showJoinAudioSharingDialog() {
         FeatureFlagUtils.setEnabled(
                 mContext, FeatureFlagUtils.SETTINGS_NEED_CONNECTED_BLE_DEVICE_FOR_BROADCAST, true);
         when(mBtnView.isEnabled()).thenReturn(true);
         when(mAssistant.getAllConnectedDevices()).thenReturn(ImmutableList.of(mDevice2, mDevice1));
+        when(mAssistant.getAllSources(any(BluetoothDevice.class))).thenReturn(ImmutableList.of());
         doNothing().when(mBroadcast).startPrivateBroadcast();
         mController.onCheckedChanged(mBtnView, /* isChecked= */ true);
         when(mBroadcast.getLatestBluetoothLeBroadcastMetadata()).thenReturn(mMetadata);
@@ -519,6 +546,7 @@
                 mContext, FeatureFlagUtils.SETTINGS_NEED_CONNECTED_BLE_DEVICE_FOR_BROADCAST, true);
         when(mBtnView.isEnabled()).thenReturn(true);
         when(mAssistant.getAllConnectedDevices()).thenReturn(ImmutableList.of(mDevice2, mDevice1));
+        when(mAssistant.getAllSources(any(BluetoothDevice.class))).thenReturn(ImmutableList.of());
         when(mBroadcast.getLatestBluetoothLeBroadcastMetadata()).thenReturn(mMetadata);
         doNothing().when(mBroadcast).startPrivateBroadcast();
         mController.onCheckedChanged(mBtnView, /* isChecked= */ true);
@@ -545,6 +573,7 @@
                 mContext, FeatureFlagUtils.SETTINGS_NEED_CONNECTED_BLE_DEVICE_FOR_BROADCAST, true);
         when(mBtnView.isEnabled()).thenReturn(true);
         when(mAssistant.getAllConnectedDevices()).thenReturn(ImmutableList.of(mDevice2, mDevice1));
+        when(mAssistant.getAllSources(any(BluetoothDevice.class))).thenReturn(ImmutableList.of());
         when(mBroadcast.getLatestBluetoothLeBroadcastMetadata()).thenReturn(mMetadata);
         doNothing().when(mBroadcast).startPrivateBroadcast();
         mController.onCheckedChanged(mBtnView, /* isChecked= */ true);