IndexError: list index out of range

View details in Rollbar: [https://app.rollbar.com/a/jimmy.andrews/fix/item/VariantGrid/5481](https://app.rollbar.com/a/jimmy.andrews/fix/item/VariantGrid/5481)

```
Traceback (most recent call last):
File "/mnt/variantgrid/env/lib/python3.12/site-packages/django/core/handlers/base.py", line 197, in _get_response
response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "/mnt/variantgrid/env/lib/python3.12/site-packages/django/views/generic/base.py", line 104, in view
return self.dispatch(request, *args, **kwargs)
File "/mnt/variantgrid/env/lib/python3.12/site-packages/django/views/generic/base.py", line 143, in dispatch
return handler(request, *args, **kwargs)
File "/mnt/variantgrid/env/lib/python3.12/site-packages/django/utils/decorators.py", line 46, in _wrapper
return bound_method(*args, **kwargs)
File "/mnt/variantgrid/env/lib/python3.12/site-packages/django/utils/decorators.py", line 134, in _wrapper_view
response = view_func(request, *args, **kwargs)
File "/mnt/variantgrid/env/lib/python3.12/site-packages/django/views/decorators/vary.py", line 42, in inner_func
response = func(*args, **kwargs)
File "/mnt/variantgrid/analysis/views/views_grid.py", line 67, in get
response = self.get_response(request, *args, **kwargs)
File "/mnt/variantgrid/analysis/views/node_json_view.py", line 29, in get_response
data = self._get_data(request, *args, node=node, **kwargs)
File "/mnt/variantgrid/analysis/views/views_grid.py", line 93, in _get_data
return grid.get_data(request)
File "/mnt/variantgrid/library/jqgrid/jqgrid.py", line 347, in get_data
'rows': list(items),
File "/mnt/variantgrid/library/jqgrid/jqgrid.py", line 334, in iter_formatted_items
row[f] = formatter(row, f)
File "/mnt/variantgrid/analysis/grids.py", line 169, in packed_data_formatter
val = packed_data[i]
IndexError: list index out of range
```