TypeError: 'NoneType' object is not subscriptable

[galaxyproject-sentryintegration]

Sentry Issue: GALAXY-MAIN-11AK

TypeError: 'NoneType' object is not subscriptable
(5 additional frame(s) were not displayed)
...
  File "galaxy/tools/parameters/grouping.py", line 818, in get_initial_value
    rval[child_input.name] = child_input.get_initial_value(trans, child_context)
  File "galaxy/tools/parameters/basic.py", line 1559, in get_initial_value
    return super().get_initial_value(trans, other_values)
  File "galaxy/tools/parameters/basic.py", line 1139, in get_initial_value
    options = list(self.get_options(trans, other_values))
  File "galaxy/tools/parameters/basic.py", line 1538, in get_options
    options = [(f"c{c}: {dataset.metadata.column_names[int(c) - 1]}", c, False) for c in column_list]
  File "galaxy/tools/parameters/basic.py", line 1538, in <listcomp>
    options = [(f"c{c}: {dataset.metadata.column_names[int(c) - 1]}", c, False) for c in column_list]

Uncaught exception in exposed API method: