{
  "id": "tensorflow/keras-layer-call-argument-mismatch",
  "signature": "TypeError: Could not interpret layer identifier: 'relu6'. Did you mean 'relu'?",
  "signature_zh": "TypeError: 无法解释层标识符：'relu6'。你的意思是 'relu' 吗？",
  "regex": "Could not interpret layer identifier:.*Did you mean",
  "domain": "tensorflow",
  "category": "type_error",
  "subcategory": null,
  "root_cause": "The string identifier passed to a Keras layer (e.g., activation='relu6') is not a recognized activation function name; TensorFlow does not have a built-in 'relu6' activation.",
  "root_cause_type": "generic",
  "root_cause_zh": "传递给 Keras 层的字符串标识符（例如 activation='relu6'）不是可识别的激活函数名称；TensorFlow 没有内置的 'relu6' 激活函数。",
  "versions": [
    {
      "version": "2.4",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "2.5",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "2.6",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "2.7",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "Use 'relu6' as a custom activation function without registering it",
      "why_fails": "Keras only recognizes registered activations; passing an unregistered string will always raise this error.",
      "fail_rate": 1.0,
      "condition": "",
      "sources": []
    },
    {
      "action": "Spell it as 'ReLU6' with different capitalization",
      "why_fails": "Keras activation names are case-insensitive but must match exactly; 'ReLU6' is also not a built-in activation.",
      "fail_rate": 0.9,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "Use the correct Keras activation: change 'relu6' to 'relu' if that works, or define a custom activation function: 'def relu6(x): return tf.nn.relu6(x)' and pass it as activation=relu6.",
      "success_rate": 0.95,
      "how": "Use the correct Keras activation: change 'relu6' to 'relu' if that works, or define a custom activation function: 'def relu6(x): return tf.nn.relu6(x)' and pass it as activation=relu6.",
      "condition": "",
      "sources": []
    },
    {
      "action": "Import from tf.keras.activations: 'from tensorflow.keras.activations import relu6' if available, but note that relu6 is not in the public API; use tf.nn.relu6 directly in a Lambda layer.",
      "success_rate": 0.8,
      "how": "Import from tf.keras.activations: 'from tensorflow.keras.activations import relu6' if available, but note that relu6 is not in the public API; use tf.nn.relu6 directly in a Lambda layer.",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [
    "Use the correct Keras activation: change 'relu6' to 'relu' if that works, or define a custom activation function: 'def relu6(x): return tf.nn.relu6(x)' and pass it as activation=relu6.",
    "Import from tf.keras.activations: 'from tensorflow.keras.activations import relu6' if available, but note that relu6 is not in the public API; use tf.nn.relu6 directly in a Lambda layer."
  ],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": "https://www.tensorflow.org/api_docs/python/tf/keras/activations",
  "official_doc_section": null,
  "error_code": "EKLI",
  "verification_tier": "ai_generated",
  "confidence": 0.86,
  "fix_success_rate": 0.9,
  "resolvable": "true",
  "first_seen": "2023-11-12",
  "last_confirmed": "2024-06-01",
  "last_updated": "2024-06-01",
  "evidence_count": 1,
  "tags": [],
  "locale": "en",
  "aliases": []
}