DiscreteDelay error from Terry in nengo_dl

Traceback (most recent call last):
  File "/home/justus/OneDrive/Projects/snn_mpc/learn_predictive_model.py", line 242, in <module>
    main()
  File "/home/justus/OneDrive/Projects/snn_mpc/learn_predictive_model.py", line 88, in main
    test_output = evaluate(
  File "/home/justus/OneDrive/Projects/snn_mpc/learn_predictive_model.py", line 232, in evaluate
    output = sim.evaluate(inputs, targets)
  File "/home/justus/anaconda3/envs/nengo/lib/python3.9/site-packages/nengo/utils/magic.py", line 181, in __call__
    return self.wrapper(self.__wrapped__, self.instance, args, kwargs)
  File "/home/justus/nengo-dl/nengo_dl/simulator.py", line 67, in require_open
    return wrapped(*args, **kwargs)
  File "/home/justus/nengo-dl/nengo_dl/simulator.py", line 904, in evaluate
    return self._call_keras(
  File "/home/justus/anaconda3/envs/nengo/lib/python3.9/site-packages/nengo/utils/magic.py", line 181, in __call__
    return self.wrapper(self.__wrapped__, self.instance, args, kwargs)
  File "/home/justus/nengo-dl/nengo_dl/simulator.py", line 50, in with_self
    output = wrapped(*args, **kwargs)
  File "/home/justus/nengo-dl/nengo_dl/simulator.py", line 1043, in _call_keras
    outputs = getattr(self.keras_model, func_type)(**func_args)
  File "/home/justus/anaconda3/envs/nengo/lib/python3.9/site-packages/tensorflow/python/keras/engine/training.py", line 1489, in evaluate
    tmp_logs = self.test_function(iterator)
  File "/home/justus/anaconda3/envs/nengo/lib/python3.9/site-packages/tensorflow/python/eager/def_function.py", line 889, in __call__
    result = self._call(*args, **kwds)
  File "/home/justus/anaconda3/envs/nengo/lib/python3.9/site-packages/tensorflow/python/eager/def_function.py", line 950, in _call
    return self._stateless_fn(*args, **kwds)
  File "/home/justus/anaconda3/envs/nengo/lib/python3.9/site-packages/tensorflow/python/eager/function.py", line 3023, in __call__
    return graph_function._call_flat(
  File "/home/justus/anaconda3/envs/nengo/lib/python3.9/site-packages/tensorflow/python/eager/function.py", line 1960, in _call_flat
    return self._build_call_outputs(self._inference_function.call(
  File "/home/justus/anaconda3/envs/nengo/lib/python3.9/site-packages/tensorflow/python/eager/function.py", line 591, in call
    outputs = execute.execute(
  File "/home/justus/anaconda3/envs/nengo/lib/python3.9/site-packages/tensorflow/python/eager/execute.py", line 59, in quick_execute
    tensors = pywrap_tfe.TFE_Py_Execute(ctx._handle, device_name, op_name,
tensorflow.python.framework.errors_impl.InternalError: 2 root error(s) found.
  (0) Internal:  Blas xGEMM launch failed : a.shape=[1,600,12], b.shape=[1,12,32], m=600, n=32, k=12
     [[{{node keras_model/TensorGraph/while/body/_1/keras_model/TensorGraph/while/iteration_0/DotIncBuilder/MatMul}}]]
     [[keras_model/TensorGraph/while/exit/_172/_22]]
  (1) Internal:  Blas xGEMM launch failed : a.shape=[1,600,12], b.shape=[1,12,32], m=600, n=32, k=12
     [[{{node keras_model/TensorGraph/while/body/_1/keras_model/TensorGraph/while/iteration_0/DotIncBuilder/MatMul}}]]
0 successful operations.
0 derived errors ignored. [Op:__inference_test_function_3184]

Function call stack:
test_function -> test_function