[1.Description]: [B2GDroid]We can't use the file download list to do anything. For example: Configuring an image as wallpaper fails;The file can not be opened; Setting a music as ringtone fails ; Share option does not work. Found time:03:00 See attachment:AriesKK_v2.5.3gp & logcat_0300.txt [2.Testing Steps]: Prerequisite:Have any download files in downloads list. 1. Open Settings/Downloads list 2. Tap on the file downloaded [3.Expected Result]: 3.The file is opened successfully . [4.Actual Result]: 3. The file can't be opened . [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]: 13566

This issue does NOT occur on the Flame kk 2.5 & Aries KK 2.5. Result: If the phone support file format, files will be opend.If the phone don't support the file format, the file will be prompted to that format is not supported. Environmental Variables: Device: Flame KK 2.5 Build ID 20151025150204 Gaia Revision 1c6628ed1e40575e5ec3669ab6ef389d4ebeea65 Gaia Date 2015-10-23 17:01:43 Gecko Revision https://hg.mozilla.org/mozilla-central/rev/d53a52b39a95dced722cca90ac74529b66dd5253 Gecko Version 44.0a1 Device Name flame Firmware(Release) 4.4.2 Firmware(Incremental) eng.cltbld.20151025.201952 Firmware Date Sun Oct 25 20:20:05 EDT 2015 Firmware Version v18D v4 Bootloader L1TC000118D0 Device: Aries KK 2.5 Build ID 20151025085903 Gaia Revision 1c6628ed1e40575e5ec3669ab6ef389d4ebeea65 Gaia Date 2015-10-23 17:01:43 Gecko Revision https://hg.mozilla.org/mozilla-central/rev/d53a52b39a95dced722cca90ac74529b66dd5253 Gecko Version 44.0a1 Device Name aries Firmware(Release) 4.4.2 Firmware(Incremental) eng.worker.20151025.081846 Firmware Date Sun Oct 25 08:18:54 UTC 2015 Bootloader s1