Dear Team, I deployed the Openstack Ussuri version and everything was working fine with the small cirros Image since its a test environment for now. I started facing an issue when I uploaded a bigger image (Ubuntu 16.04 Xenialand Ubuntu 18.04 Biomic), When I tried to create an instance using any of those images, I got the error below. Traceback (most recent call last): File "/var/lib/kolla/venv/lib/python3.6/site-packages/nova/compute/manager.py", line 1942, in _prep_block_device wait_func=self._await_block_device_map_created) File "/var/lib/kolla/venv/lib/python3.6/site-packages/nova/virt/block_device.py", line 874, in attach_block_devices _log_and_attach(device) File "/var/lib/kolla/venv/lib/python3.6/site-packages/nova/virt/block_device.py", line 871, in _log_and_attach bdm.attach(*attach_args, **attach_kwargs) File "/var/lib/kolla/venv/lib/python3.6/site-packages/nova/virt/block_device.py", line 771, in attach wait_func=wait_func, image_id=self.image_id) File "/var/lib/kolla/venv/lib/python3.6/site-packages/nova/virt/block_device.py", line 381, in _create_volume availability_zone=av_zone, Can any one advise on how to proceed ? Regards Tony Karera