Regarding the reason for the error reported for importing a new stl file,

Overall geometry center: (0.10064517, -2.4700732e-05, -0.4010987)
inlet_center_abs: (-1.949998, 5.5879354e-09, -0.094067164)
inlet_center: [-2.05064317, 2.47063199354e-05, 0.307031536]
inlet_normal: (0.877404, -0.476711, -0.0539301)
Error executing job with overrides:
An error occurred during Hydra’s exception formatting:
AssertionError()
Traceback (most recent call last):
File “/opt/conda/lib/python3.8/site-packages/hydra/_internal/utils.py”, line 252, in run_and_report
assert mdl is not None
AssertionError

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File “/examples/origin01/flowtest02.py”, line 342, in
run()
File “/opt/conda/lib/python3.8/site-packages/modulus-22.3-py3.8.egg/modulus/hydra/utils.py”, line 66, in func_decorated
_run_hydra(
File “/opt/conda/lib/python3.8/site-packages/hydra/_internal/utils.py”, line 377, in _run_hydra
run_and_report(
File “/opt/conda/lib/python3.8/site-packages/hydra/_internal/utils.py”, line 294, in run_and_report
raise ex
File “/opt/conda/lib/python3.8/site-packages/hydra/_internal/utils.py”, line 211, in run_and_report
return func()
File “/opt/conda/lib/python3.8/site-packages/hydra/_internal/utils.py”, line 378, in
lambda: hydra.run(
File “/opt/conda/lib/python3.8/site-packages/hydra/_internal/hydra.py”, line 111, in run
_ = ret.return_value
File “/opt/conda/lib/python3.8/site-packages/hydra/core/utils.py”, line 233, in return_value
raise self._return_value
File “/opt/conda/lib/python3.8/site-packages/hydra/core/utils.py”, line 160, in run_job
ret.return_value = task_function(task_cfg)
File “/examples/origin01/flowtest02.py”, line 174, in run
inlet_numpy = PointwiseConstraint.from_numpy(
File “/opt/conda/lib/python3.8/site-packages/modulus-22.3-py3.8.egg/modulus/continuous/constraints/constraint.py”, line 178, in from_numpy
return cls(dataset, nodes, num_workers, loss)
File “/opt/conda/lib/python3.8/site-packages/modulus-22.3-py3.8.egg/modulus/continuous/constraints/constraint.py”, line 56, in init
invar, outvar, _ = next(self.dataloader)
File “/opt/conda/lib/python3.8/site-packages/torch/utils/data/dataloader.py”, line 630, in next
data = self._next_data()
File “/opt/conda/lib/python3.8/site-packages/torch/utils/data/dataloader.py”, line 673, in _next_data
data = self._dataset_fetcher.fetch(index) # may raise StopIteration
File “/opt/conda/lib/python3.8/site-packages/torch/utils/data/_utils/fetch.py”, line 42, in fetch
data = next(self.dataset_iter)
File “/opt/conda/lib/python3.8/site-packages/modulus-22.3-py3.8.egg/modulus/continuous/dataset/dataset.py”, line 101, in iter
yield from self.iterable_function()
File “/opt/conda/lib/python3.8/site-packages/modulus-22.3-py3.8.egg/modulus/continuous/dataset/dataset.py”, line 69, in iterable_function
idx = np.split(
File “<array_function internals>”, line 180, in split
File “/opt/conda/lib/python3.8/site-packages/numpy/lib/shape_base.py”, line 871, in split
if N % sections:
ZeroDivisionError: integer division or modulo by zero

I tried to change the stl file on a hemangioma model, is this error reported for a model closure related reason?