{"record":{"id":"ee862f39869dd949","repo":"tensorflow/models","slug":"failed-to-identify-the-task-class-the-provided-ta","errorCode":null,"errorMessage":"Failed to identify the task class. The provided task name is {task_name}","messagePattern":"Failed to identify the task class\\. The provided task name is (.+?)","errorType":"exception","errorClass":"ValueError","httpStatus":null,"severity":"error","filePath":"official/nlp/serving/export_savedmodel.py","lineNumber":102,"sourceCode":"  export_module_cls = SERVING_MODULES.get(task.__class__, None)\n  if export_module_cls is None:\n    ValueError(\"No registered export module for the task: %s\", task.__class__)\n  return export_module_cls\n\n\ndef create_export_module(*, task_name: Text, config_file: Text,\n                         serving_params: Dict[Text, Any]):\n  \"\"\"Creates a ExportModule.\"\"\"\n  task_config_cls = None\n  task_cls = None\n  # pylint: disable=protected-access\n  for key, value in task_factory._REGISTERED_TASK_CLS.items():\n    print(key.__name__)\n    if task_name in key.__name__:\n      task_config_cls, task_cls = key, value\n      break\n  if task_cls is None:\n    raise ValueError(\"Failed to identify the task class. The provided task \"\n                     f\"name is {task_name}\")\n  # pylint: enable=protected-access\n  # TODO(hongkuny): Figure out how to separate the task config from experiments.\n\n  @dataclasses.dataclass\n  class Dummy(base_config.Config):\n    task: task_config_cls = dataclasses.field(default_factory=task_config_cls)\n\n  dummy_exp = Dummy()\n  dummy_exp = hyperparams.override_params_dict(\n      dummy_exp, config_file, is_strict=False)\n  dummy_exp.task.validation_data = None\n  task = task_cls(dummy_exp.task)\n  model = task.build_model()\n  export_module_cls = lookup_export_module(task)\n  params = export_module_cls.Params(**serving_params)\n  return export_module_cls(params=params, model=model)\n","sourceCodeStart":84,"sourceCodeEnd":120,"githubUrl":"https://github.com/tensorflow/models/blob/e006f5f0d534913e49c1f1dae87364039fa607e2/official/nlp/serving/export_savedmodel.py#L84-L120","documentation":"Error \"Failed to identify the task class. The provided task name is {task_name}\" thrown in tensorflow/models.","triggerScenarios":"Thrown at official/nlp/serving/export_savedmodel.py:102 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"e006f5f0d534913e49c1f1dae87364039fa607e2","analyzedAt":"2026-08-24T14:09:15.576Z","schemaVersion":2},"datasetVersion":"2026-08-24T17:17:21.512Z"}