Unable to see the instance details of one VM from horizon

Issue

• We are unable to see the VM details in the horizon dashboard.

• We can see the following errors in the horizon logs when trying to display the VM details:

2025-03-12 10:13:13,053 58 ERROR django.request Internal Server Error: /dashboard/project/instances/66775a11-da30-4bcd-a0e0-a4360ff44772/
Traceback (most recent call last):
  File "/usr/lib/python3.9/site-packages/django/core/handlers/exception.py", line 34, in inner
    response = get_response(request)
  File "/usr/lib/python3.9/site-packages/django/core/handlers/base.py", line 115, in _get_response
    response = self.process_exception_by_middleware(e, request)
  File "/usr/lib/python3.9/site-packages/django/core/handlers/base.py", line 113, in _get_response
    response = wrapped_callback(request, *callback_args, **callback_kwargs)
  File "/usr/lib/python3.9/site-packages/horizon/decorators.py", line 52, in dec
    return view_func(request, *args, **kwargs)
  File "/usr/lib/python3.9/site-packages/horizon/decorators.py", line 36, in dec
    return view_func(request, *args, **kwargs)
  File "/usr/lib/python3.9/site-packages/horizon/decorators.py", line 36, in dec
    return view_func(request, *args, **kwargs)
  File "/usr/lib/python3.9/site-packages/horizon/decorators.py", line 112, in dec
    return view_func(request, *args, **kwargs)
  File "/usr/lib/python3.9/site-packages/horizon/decorators.py", line 84, in dec
    return view_func(request, *args, **kwargs)
  File "/usr/lib/python3.9/site-packages/django/views/generic/base.py", line 71, in view
    return self.dispatch(request, *args, **kwargs)
  File "/usr/lib/python3.9/site-packages/django/views/generic/base.py", line 97, in dispatch
    return handler(request, *args, **kwargs)
  File "/usr/lib/python3.9/site-packages/horizon/tabs/views.py", line 70, in get
    context = self.get_context_data(**kwargs)
  File "/usr/share/openstack-dashboard/openstack_dashboard/dashboards/project/instances/views.py", line 495, in get_context_data
    context = super().get_context_data(**kwargs)
  File "/usr/lib/python3.9/site-packages/horizon/tabs/views.py", line 55, in get_context_data
    exceptions.handle(self.request)
  File "/usr/lib/python3.9/site-packages/horizon/tabs/views.py", line 53, in get_context_data
    context["tab_group"].load_tab_data()
  File "/usr/lib/python3.9/site-packages/horizon/tabs/base.py", line 176, in load_tab_data
    exceptions.handle(self.request)
  File "/usr/lib/python3.9/site-packages/horizon/tabs/base.py", line 173, in load_tab_data
    tab._data = tab.get_context_data(self.request)
  File "/usr/share/openstack-dashboard/openstack_dashboard/dashboards/project/instances/tabs.py", line 40, in get_context_data
    if instance.volumes and not instance.image:
  File "/usr/share/openstack-dashboard/openstack_dashboard/api/base.py", line 139, in __getattribute__
    return object.__getattribute__(self, attr)
AttributeError: 'Server' object has no attribute 'volumes'
2025-03-12 10:13:15,320 57 ERROR django.request Internal Server Error: /dashboard/project/instances/a46ba469-9d06-4ff3-8fd4-57e1514898ef/