Version-Release number of selected component:
runlevel: N 5
Thread no. 1 (10 frames)
#0 _g_log_abort at gmessages.c:324
#3 dconf_shm_open at dconf-shm.c:87
#4 dconf_engine_source_user_reopen at dconf-engine-source-user.c:76
#5 dconf_engine_source_refresh at dconf-engine-source.c:57
#6 dconf_engine_acquire_sources at dconf-engine.c:203
#7 dconf_engine_get_state at dconf-engine.c:314
#8 dconf_engine_watch_fast at dconf-engine.c:815
#9 g_settings_backend_subscribe at gsettingsbackend.c:890
#10 g_settings_constructed at gsettings.c:682
#11 g_object_new_internal at gobject.c:1819
Potential duplicate: bug 1234318
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msg = 0x8037c538 "unable to create file '/run/user/1000/dconf/user': Permiso denegado. dconf will not work properly."
msg_alloc = 0x8037c538 "unable to create file '/run/user/1000/dconf/user': Permiso denegado. dconf will not work properly."
You should fix the permission of this directory.
Note, this is an old systemd bug but maintainer ignore it since a long time.
*** This bug has been marked as a duplicate of bug 753882 ***