The HERE maps app fails to launch on the B2G desktop client and shows a directory listing. This may be related to bug 861871 as the symptoms are very similar. Steps to reproduce: 1. Download B2G desktop client from https://ftp.mozilla.org/pub/mozilla.org/b2g/nightly 2. Launch B2G desktop client and dismiss first time usage app 3. Launch HERE maps app Expected: HERE maps app is launched and welcome screen is displayed Actual: Directory listing is displayed (see attached screenshot)