## Observation

openQA test in scenario opensuse-Tumbleweed-DVD-x86_64-desktopapps-other@64bit
fails in
[tracker_by_command](https://openqa.opensuse.org/tests/981076/modules/tracker_by_command/steps/10)

## Test suite description
Maintainer: Yuan Ren (yuanren10). See
https://progress.opensuse.org/issues/23906


## Reproducible

Fails since (at least) Build
[20190709](https://openqa.opensuse.org/tests/980945)


## Expected result

Last good: [20190708](https://openqa.opensuse.org/tests/978574) (or more
recent)


## Further details

Always latest result in this scenario:
[latest](https://openqa.opensuse.org/tests/latest?arch=x86_64&distri=opensuse&flavor=DVD&machine=64bit&test=desktopapps-other&version=Tumbleweed)


>From the logs:

Jul 11 14:24:17 susetest kernel: tracker-miner-f[1636]: segfault at 20 ip
00007f3f824ca5ce sp 00007ffe622d24d0 error 4 in
libtracker-sparql-2.0.so.0.202.0[7f3f824b3000+1a000]
Jul 11 14:24:17 susetest kernel: Code: 85 f6 0f 84 38 02 00 00 0f 1f 40 00 4c
89 ff e8 78 95 fe ff 4c 89 f7 e8 70 a2 fe ff 4c 8b 74 24 28 4d 85 f6 0f 85 ea
fd ff ff <49> 8b 44 24 20 c7 00 01 00 00 00 48 83 7c 24 20 00 0f 85 cb 00 00
Jul 11 14:24:17 susetest tracker-miner-f[1636]: cannot add private field to
invalid (non-instantiatable) type '<invalid>'
Jul 11 14:24:17 susetest tracker-miner-f[1636]: g_once_init_leave: assertion
'result != 0' failed
Jul 11 14:24:17 susetest tracker-miner-f[1636]: g_object_new_with_properties:
assertion 'G_TYPE_IS_OBJECT (object_type)' failed
Jul 11 14:24:17 susetest tracker-miner-f[1636]:
tracker_sparql_backend_load_plugins: assertion 'self != NULL' failed