{"record":{"id":"ccb5e12888202ad8","repo":"tensorflow/models","slug":"unrecognized-init-checkpoint-type-s","errorCode":null,"errorMessage":"Unrecognized init_checkpoint_type: %s","messagePattern":"Unrecognized init_checkpoint_type: (.+?)","errorType":"exception","errorClass":"ValueError","httpStatus":null,"severity":"error","filePath":"official/projects/videoglue/tools/checkpoint_loader.py","lineNumber":107,"sourceCode":"    if tf.io.gfile.isdir(ckpt_dir_or_file):\n      ckpt_dir_or_file = tf.train.latest_checkpoint(ckpt_dir_or_file)\n\n    self._load_checkpoint(model, ckpt_dir_or_file)\n    logging.info('Finished loading pretrained checkpoint from %s',\n                 ckpt_dir_or_file)\n\n  def _load_checkpoint(self, model: tf_keras.Model, ckpt_dir_or_file: str):\n    \"\"\"Loads checkpoint.\"\"\"\n    if self._init_checkpoint_type == 'all':\n      ckpt = tf.train.Checkpoint(model=model)\n      status = ckpt.read(ckpt_dir_or_file)\n      status.expect_partial().assert_existing_objects_matched()\n    elif self._init_checkpoint_type == 'backbone':\n      ckpt = tf.train.Checkpoint(backbone=model.backbone)\n      status = ckpt.read(ckpt_dir_or_file)\n      status.expect_partial().assert_existing_objects_matched()\n    else:\n      raise ValueError(\n          'Unrecognized init_checkpoint_type: %s' % self._init_checkpoint_type)\n\n  def _remap_variable_name(self,\n                           variable_name: str,\n                           name_mapping: List[Tuple[str, str]]):\n    \"\"\"Remaps variable name given the mapping.\"\"\"\n    for source, dest in name_mapping:\n      variable_name = re.sub(source, dest, variable_name)\n    return variable_name\n\n\nclass CheckpointLoaderVMAE(CheckpointLoaderBase):\n  \"\"\"Checkpoint loader for Video MAE.\"\"\"\n\n  def _maybe_transpose_pytorch_weight(self, ckpt_weight):\n    \"\"\"Transposes pytorch weight to macth with the Tensorflow convention.\"\"\"\n    if len(ckpt_weight.shape) == 2:\n      # fc kernel","sourceCodeStart":89,"sourceCodeEnd":125,"githubUrl":"https://github.com/tensorflow/models/blob/e006f5f0d534913e49c1f1dae87364039fa607e2/official/projects/videoglue/tools/checkpoint_loader.py#L89-L125","documentation":"Error \"Unrecognized init_checkpoint_type: %s\" thrown in tensorflow/models.","triggerScenarios":"Thrown at official/projects/videoglue/tools/checkpoint_loader.py:107 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"}