declarative-music-browser example application crashes

HARDWARE VERSION:
B2

OPERATOR:
Elisa

PRECONDITIONS:
Attached declarative-music-browser application compiled and deployed on the
device.

STEPS LEADING TO PROBLEM:
1. Open an declarative-music-browser application from icon.
2. Close an application from "Close" text of the application.

EXPECTED OUTCOME:
Application closes without crash. See attached call stack.

ACTUAL OUTCOME:
Application crashes when it closed.

TEST CASE:
-

FREQUENCY OF OCCURRENCE:
Always.