[1.Description]: [B2GDroid]Navigate to the settings app, select "Sound", under the "Tones" category, select "Manage Tones", tap the "+" button and select a track, tap the Done button, then tap the Save button, it will crash. Repeat step 1-3, you could see the track is saved successfully, but the default ringtone has not been changed. Found time: 13:49 See attachment:AriesKK_v2.5_rin.3gp & logcat_B2G.txt [2.Testing Steps]: 1. Navigate to the settings app. 2. Select "Sound". 3. Under the "Tones" category, select "Manage Tones". 4. Tap the "+" button and select a track. 5. Tap the Done button. 6. Tap the Save button. [3.Expected Result]: In step 6, you could receive a notification flashes briefly in the notification area. The notification also indicates the ringtone is set as the default. [4.Actual Result]: In step 6, it will crash, repeat step 1-3, you could see the track save successful, but the default ringtone has not been changed. [5.Reproduction build]: Android version: 4.4.4(Build Number 23.0.A.2.93) B2GDroid version: 0.11 [6.Reproduction Frequency]: Always Recurrence,5/5 [7.TCID]: 13735 [8.NOTE] This function works normally on latest build of flame v2.5 & aries v2.5

Can you attach a couple of ringtones? None of my sound files show up in list at step 4.

Hi Fabrice, This is the sound file which I used in step 4. Hope it can help you.

Closing as we are not working on Firefox OS anymore.