{
  "id": "tensorflow/tensorboard-no-event-files",
  "signature": "ValueError: No event files found in directory /logs/train. TensorBoard will not display data.",
  "signature_zh": "ValueError: 在目录 /logs/train 中未找到事件文件。TensorBoard 将不显示数据。",
  "regex": "No event files found in directory.*TensorBoard will not display data",
  "domain": "tensorflow",
  "category": "data_error",
  "subcategory": null,
  "root_cause": "The log directory specified for TensorBoard does not contain any tfevents files, either because the path is wrong or the logging callback was not configured correctly.",
  "root_cause_type": "generic",
  "root_cause_zh": "为 TensorBoard 指定的日志目录不包含任何 tfevents 文件，可能是因为路径错误或日志回调未正确配置。",
  "versions": [
    {
      "version": "2.0",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "2.1",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "2.2",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "2.3",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "2.4",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "Run TensorBoard with --logdir /logs/train --reload_multifile True",
      "why_fails": "The reload_multifile flag does not create event files; it only affects how existing files are read.",
      "fail_rate": 0.8,
      "condition": "",
      "sources": []
    },
    {
      "action": "Manually create a file named events.out.tfevents in the directory",
      "why_fails": "TensorBoard requires properly formatted tfevents files generated by TensorFlow; a dummy file will be ignored.",
      "fail_rate": 0.9,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "Verify the log directory path and ensure the TensorBoard callback is added to model.fit(): 'callbacks=[tf.keras.callbacks.TensorBoard(log_dir='/logs/train')]'. Check that the directory exists and contains files with 'events.out.tfevents' in the name.",
      "success_rate": 0.95,
      "how": "Verify the log directory path and ensure the TensorBoard callback is added to model.fit(): 'callbacks=[tf.keras.callbacks.TensorBoard(log_dir='/logs/train')]'. Check that the directory exists and contains files with 'events.out.tfevents' in the name.",
      "condition": "",
      "sources": []
    },
    {
      "action": "If using a custom training loop, add manual logging: 'writer = tf.summary.create_file_writer('/logs/train')' and use 'with writer.as_default(): tf.summary.scalar(...)' to write events.",
      "success_rate": 0.85,
      "how": "If using a custom training loop, add manual logging: 'writer = tf.summary.create_file_writer('/logs/train')' and use 'with writer.as_default(): tf.summary.scalar(...)' to write events.",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [
    "Verify the log directory path and ensure the TensorBoard callback is added to model.fit(): 'callbacks=[tf.keras.callbacks.TensorBoard(log_dir='/logs/train')]'. Check that the directory exists and contains files with 'events.out.tfevents' in the name.",
    "If using a custom training loop, add manual logging: 'writer = tf.summary.create_file_writer('/logs/train')' and use 'with writer.as_default(): tf.summary.scalar(...)' to write events."
  ],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": "https://www.tensorflow.org/tensorboard/get_started",
  "official_doc_section": null,
  "error_code": "ETBN",
  "verification_tier": "ai_generated",
  "confidence": 0.88,
  "fix_success_rate": 0.92,
  "resolvable": "true",
  "first_seen": "2023-03-20",
  "last_confirmed": "2024-06-01",
  "last_updated": "2024-06-01",
  "evidence_count": 1,
  "tags": [],
  "locale": "en",
  "aliases": []
}