Version-Release number of selected component:
gnome-software-3.32.0-6.fc30

Additional info:
reporter:       libreport-2.10.0
backtrace_rating: 4
cmdline:        /usr/bin/gnome-software --gapplication-service
crash_function: xb_builder_node_traverse_cb
executable:     /usr/bin/gnome-software
journald_cursor: s=d5592afc8c714fbb9d5fa271f80fa4be;i=4cd088;b=419b1810e0214616ac4a8d6cece91ee3;m=261f550;t=58618ed36dcff;x=907fc330000e0f7c
kernel:         5.0.6-300.fc30.x86_64
rootdir:        /
runlevel:       unknown
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (10 frames)
 #0 xb_builder_node_traverse_cb at ../src/xb-builder-node.c:536
 #6 xb_builder_node_traverse at ../src/xb-builder-node.c:580
 #7 xb_builder_compile at ../src/xb-builder.c:800
 #8 xb_builder_ensure at ../src/xb-builder.c:932
 #9 gs_plugin_appstream_check_silo at ../plugins/core/gs-plugin-appstream.c:511
 #10 gs_plugin_loader_call_vfunc at ../lib/gs-plugin-loader.c:546
 #11 gs_plugin_loader_setup at ../lib/gs-plugin-loader.c:2513
 #12 gs_application_initialize_plugins at ../src/gs-application.c:166
 #13 gs_application_setup_search_provider at ../src/gs-application.c:827
 #14 gs_application_startup at ../src/gs-application.c:901