Comment 2 for bug 949837

StacktraceTop:
 fast_validate (str=<optimized out>) at /build/buildd/glib2.0-2.31.20/./glib/gutf8.c:1461
 g_utf8_validate (str=0x21 <Address 0x21 out of bounds>, max_len=-1, end=0x0) at /build/buildd/glib2.0-2.31.20/./glib/gutf8.c:1629
 g_variant_new_string (string=0x21 <Address 0x21 out of bounds>) at /build/buildd/glib2.0-2.31.20/./glib/gvariant.c:1267
 g_variant_new_strv (strv=0x1626330, length=6) at /build/buildd/glib2.0-2.31.20/./glib/gvariant.c:1494
 g_settings_set_strv (settings=0x15f1850, key=0x4240aa "interested-media-players", value=<optimized out>) at /build/buildd/glib2.0-2.31.20/./gio/gsettings.c:1855