Looks like doing this fixed the issue:
root@vaultron[~]# midclt call -j app.update convertx '{"values": {"resources": {"gpus": {"use_all_gpus": false, "nvidia_gpu_selection": {"0000:01:00.0": {"use_gpu": true, "uuid": "GPU-7d1f2315-1ef7-2c87-facb-5a412fb16292"}}}}}}'
Status: Update completed for 'convertx'
Total Progress: [########################################] 100.00%
{"name": "convertx", "id": "convertx", "active_workloads": {"containers": 2, "used_ports": [{"container_port": 3000, "protocol": "tcp", "host_ports": [{"host_port": 3000, "host_ip": "192.168.1.2"}]}], "container_details": [{"service_name": "convertx", "image": "ghcr.io/c4illin/convertx:v0.13.0", "port_config": [{"container_port": 3000, "protocol": "tcp", "host_ports": [{"host_port": 3000, "host_ip": "192.168.1.2"}]}], "state": "starting", "volume_mounts": [{"source": "/mnt/.ix-apps/docker/volumes/ix-convertx_tmp-convertx/_data", "destination": "/.config", "mode": "z", "type": "volume"}, {"source": "/mnt/.ix-apps/app_mounts/convertx/data", "destination": "/app/data", "mode": "", "type": "bind"}], "id": "efa8b574e5f61547414a091f4170138f1c9f6c943cb95ac6a8f97d1cd0cb6d2b"}, {"service_name": "permissions", "image": "python:3.13.0-slim-bookworm", "port_config": [], "state": "exited", "volume_mounts": [{"source": "/mnt/.ix-apps/docker/volumes/ix-convertx_tmp-convertx/_data", "destination": "/mnt/permission/tmp-convertx", "mode": "z", "type": "volume"}, {"source": "/mnt/.ix-apps/app_mounts/convertx/data", "destination": "/mnt/permission/data", "mode": "", "type": "bind"}], "id": "71b4134076b73cead0eaf2251bb7cb240cf0d6c1616b1efe2541173d7df927ca"}], "volumes": [{"source": "/mnt/.ix-apps/docker/volumes/ix-convertx_tmp-convertx/_data", "destination": "/mnt/permission/tmp-convertx", "mode": "z", "type": "volume"}, {"source": "/mnt/.ix-apps/docker/volumes/ix-convertx_tmp-convertx/_data", "destination": "/.config", "mode": "z", "type": "volume"}, {"source": "/mnt/.ix-apps/app_mounts/convertx/data", "destination": "/app/data", "mode": "", "type": "bind"}, {"source": "/mnt/.ix-apps/app_mounts/convertx/data", "destination": "/mnt/permission/data", "mode": "", "type": "bind"}], "images": ["python:3.13.0-slim-bookworm", "ghcr.io/c4illin/convertx:v0.13.0"], "networks": [{"Name": "ix-convertx_default", "Id": "2ddc41e27161e90437212eb38b52229c71083dafa05fccfdc53cb0745e26ecf1", "Created": "2025-06-03T15:26:30.209259451-05:00", "Scope": "local", "Driver": "bridge", "EnableIPv6": true, "IPAM": {"Driver": "default", "Options": null, "Config": [{"Subnet": "172.16.20.0/24", "Gateway": "172.16.20.1"}, {"Subnet": "fdd0:0:0:10::/64", "Gateway": "fdd0:0:0:10::1/64"}]}, "Internal": false, "Attachable": false, "Ingress": false, "ConfigFrom": {"Network": ""}, "ConfigOnly": false, "Containers": {}, "Options": {"com.docker.network.enable_ipv6": "true"}, "Labels": {"com.docker.compose.config-hash": "a823c309242bef16df0180e39b87e87f91a502869e4424dfa4e920358a5e84ef", "com.docker.compose.network": "default", "com.docker.compose.project": "ix-convertx", "com.docker.compose.version": "2.32.3"}}]}, "state": "DEPLOYING", "upgrade_available": false, "latest_version": "1.0.3", "image_updates_available": false, "custom_app": false, "human_version": "v0.13.0_1.0.3", "metadata": {"app_version": "v0.13.0", "capabilities": [], "categories": ["productivity"], "changelog_url": "https://github.com/C4illin/ConvertX/releases", "date_added": "2025-05-05", "description": "ConvertX is a self-hosted online file converter with support for over 1000 formats", "home": "https://github.com/C4illin/ConvertX", "host_mounts": [], "icon": "https://media.sys.truenas.net/apps/convertx/icons/icon.png", "keywords": ["convertx", "files", "conversion"], "lib_version": "2.1.33", "lib_version_hash": "e1e627d9dcfb3c3810f1d1ebaa7978729a5ecad54ddcffe112ac1f3e9b1acba5", "maintainers": [{"email": "dev@ixsystems.com", "name": "truenas", "url": "https://www.truenas.com/"}], "name": "convertx", "run_as_context": [{"description": "ConvertX runs as any non-root user.", "gid": 568, "group_name": "convertx", "uid": 568, "user_name": "convertx"}], "screenshots": [], "sources": ["https://github.com/C4illin/ConvertX"], "title": "ConvertX", "train": "community", "version": "1.0.3"}, "migrated": false, "notes": "# ConvertX\n\n## Security\n\n### Container: [permissions]\n\n**This container is short-lived.**\n\n- Is running as root user\n- Is running as root group\n\n## Bug Reports and Feature Requests\n\nIf you find a bug in this app or have an idea for a new feature, please file an issue at\nhttps://github.com/truenas/apps\n\n", "portals": {"Web UI": "http://192.168.1.2:3000/"}, "version": "1.0.3"}
root@vaultron[~]#