Steps to reproduce by providing invalid URL [valid URL with HTTPS option]: 1) Task API from PostMan : { "type": "import", "input": { "import_from": "https://xxxxxxxxxxxxxxx/log.qcow2", "import_from_format": "qcow2", "image_properties": { "disk_format": "qcow", "container_format": "bare", "name": "test-create2xxx" } } } Response from Task API : { "status": "pending", "created_at": "2018-11-05T10:40:10Z", "updated_at": "2018-11-05T10:40:10Z", "self": "/v2/tasks/2d35894f-24a5-4ab6-8aba-3950008629e6", "result": null, "owner": "47441f261db046f9967ef099877369e4", "input": { "image_properties": { "container_format": "bare", "disk_format": "qcow", "name": "test-create2xxx" }, "import_from_format": "qcow2", "import_from": "https://xxxxxxxxxxxxxxx/log.qcow2" }, "message": "", "type": "import", "id": "2d35894f-24a5-4ab6-8aba-3950008629e6", "schema": "/v2/schemas/task" } 2) Check the Task Progress : { "status": "failure", "created_at": "2018-11-05T10:40:10Z", "updated_at": "2018-11-05T10:42:18Z", "expires_at": "2018-11-07T10:42:18Z", "self": "/v2/tasks/2d35894f-24a5-4ab6-8aba-3950008629e6", "result": null, "owner": "47441f261db046f9967ef099877369e4", "input": { "image_properties": { "container_format": "bare", "disk_format": "qcow", "name": "test-create2xxx" }, "import_from_format": "qcow2", "import_from": "https://xxxxxxxxxxxxxxx/log.qcow2" }, "message": "Task failed due to Internal Error", "type": "import", "id": "2d35894f-24a5-4ab6-8aba-3950008629e6", "schema": "/v2/schemas/task" } 3) Log in to the VIM and view the Image : [xxxx@undercloud (overcloudrc) ~]$ glance image-show 02503fd9-d29d-4d78-b31d-b6602a229ad1 +------------------+--------------------------------------+ | Property | Value | +------------------+--------------------------------------+ | checksum | None | | container_format | bare | | created_at | 2018-11-05T10:40:10Z | | disk_format | qcow | | id | 02503fd9-d29d-4d78-b31d-b6602a229ad1 | | locations | [] | | min_disk | 0 | | min_ram | 0 | | name | test-create2xxx | | owner | 47441f261db046f9967ef099877369e4 | | protected | False | | size | None | | status | saving | | tags | [] | | updated_at | 2018-11-05T10:40:10Z | | virtual_size | None | | visibility | private | +------------------+--------------------------------------+