{
  "id": 599390,
  "title": "Inference Never started again sorry",
  "url": "/competitions/cmi-detect-behavior-with-sensor-data/discussion/599390",
  "author_name": "",
  "post_date": "2025-08-16T05:37:50.619535Z",
  "votes": null,
  "comment_count": 4,
  "views": 0,
  "content": "<p>Hi Kagglers,</p>\n<p>I’m new here and self-taught. I’ve been focusing on time series because I really enjoy this part of machine learning. I started by submitting a simple baseline model, and that worked fine. After that, I spent a lot of time improving my approach and making sure I used the same feature engineering process for both train and test.</p>\n<p>The problem is that when I try to submit my updated solution, I get the message “inference never started.” I don’t really understand why this happens and it’s left me quite confused, especially since the competition is almost over and I’ve invested all my time in this problem.</p>\n<p>If anyone has seen this before or has advice on how to fix it, I would really appreciate your help.</p>\n<p>Thanks a lot to everyone willing to share their experience!<br>\n<img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F12596129%2F0221245711a661b9cde0f2507b113f65%2FScreenshot%202025-08-16%20012142.png?generation=1755322494220016&amp;alt=media\" alt=\"\"></p>",
  "messages": [
    {
      "id": "3270259",
      "postDate": "08/16/2025 05:37:50",
      "content": "<p>Hi Kagglers,</p>\n<p>I’m new here and self-taught. I’ve been focusing on time series because I really enjoy this part of machine learning. I started by submitting a simple baseline model, and that worked fine. After that, I spent a lot of time improving my approach and making sure I used the same feature engineering process for both train and test.</p>\n<p>The problem is that when I try to submit my updated solution, I get the message “inference never started.” I don’t really understand why this happens and it’s left me quite confused, especially since the competition is almost over and I’ve invested all my time in this problem.</p>\n<p>If anyone has seen this before or has advice on how to fix it, I would really appreciate your help.</p>\n<p>Thanks a lot to everyone willing to share their experience!<br>\n<img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F12596129%2F0221245711a661b9cde0f2507b113f65%2FScreenshot%202025-08-16%20012142.png?generation=1755322494220016&amp;alt=media\" alt=\"\"></p>",
      "rawMarkdown": "Hi Kagglers,\n\nI’m new here and self-taught. I’ve been focusing on time series because I really enjoy this part of machine learning. I started by submitting a simple baseline model, and that worked fine. After that, I spent a lot of time improving my approach and making sure I used the same feature engineering process for both train and test.\n\nThe problem is that when I try to submit my updated solution, I get the message “inference never started.” I don’t really understand why this happens and it’s left me quite confused, especially since the competition is almost over and I’ve invested all my time in this problem.\n\nIf anyone has seen this before or has advice on how to fix it, I would really appreciate your help.\n\nThanks a lot to everyone willing to share their experience!\n![](https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F12596129%2F0221245711a661b9cde0f2507b113f65%2FScreenshot%202025-08-16%20012142.png?generation=1755322494220016&alt=media)",
      "votes": null
    },
    {
      "id": "3270636",
      "postDate": "08/17/2025 02:51:07",
      "content": "<p>Are training and inference combined?<br>\nThis error occurs when it takes too long to start inference.<br>\nIt is recommended to separate the notebook for training and the notebook for inference, and submit the inference notebook that references and uses the model created in the training notebook.<br>\nGood luck!</p>",
      "rawMarkdown": "Are training and inference combined?\nThis error occurs when it takes too long to start inference.\nIt is recommended to separate the notebook for training and the notebook for inference, and submit the inference notebook that references and uses the model created in the training notebook.\nGood luck!",
      "votes": null
    },
    {
      "id": "3270727",
      "postDate": "08/17/2025 07:41:12",
      "content": "<p>thank you!</p>",
      "rawMarkdown": "thank you!",
      "votes": null
    },
    {
      "id": "3272035",
      "postDate": "08/20/2025 06:33:27",
      "content": "<p>I had the same error, and i did this still nothing, please help</p>",
      "rawMarkdown": "I had the same error, and i did this still nothing, please help",
      "votes": null
    },
    {
      "id": "3274135",
      "postDate": "08/24/2025 06:27:52",
      "content": "<p>Do like he say is gonna work.</p>",
      "rawMarkdown": "Do like he say is gonna work.",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 3270636,
      "author_name": "ohitsu",
      "author_url": "",
      "post_date": "08/17/2025 02:51:07",
      "content": "<p>Are training and inference combined?<br>\nThis error occurs when it takes too long to start inference.<br>\nIt is recommended to separate the notebook for training and the notebook for inference, and submit the inference notebook that references and uses the model created in the training notebook.<br>\nGood luck!</p>",
      "votes": null,
      "replies": [
        {
          "id": 3270727,
          "author_name": "angelisnguele",
          "author_url": "",
          "post_date": "08/17/2025 07:41:12",
          "content": "<p>thank you!</p>",
          "votes": null,
          "replies": []
        },
        {
          "id": 3272035,
          "author_name": "davidomungala",
          "author_url": "",
          "post_date": "08/20/2025 06:33:27",
          "content": "<p>I had the same error, and i did this still nothing, please help</p>",
          "votes": null,
          "replies": [
            {
              "id": 3274135,
              "author_name": "angelisnguele",
              "author_url": "",
              "post_date": "08/24/2025 06:27:52",
              "content": "<p>Do like he say is gonna work.</p>",
              "votes": null,
              "replies": []
            }
          ]
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "3270259": "Hi Kagglers,\n\nI’m new here and self-taught. I’ve been focusing on time series because I really enjoy this part of machine learning. I started by submitting a simple baseline model, and that worked fine. After that, I spent a lot of time improving my approach and making sure I used the same feature engineering process for both train and test.\n\nThe problem is that when I try to submit my updated solution, I get the message “inference never started.” I don’t really understand why this happens and it’s left me quite confused, especially since the competition is almost over and I’ve invested all my time in this problem.\n\nIf anyone has seen this before or has advice on how to fix it, I would really appreciate your help.\n\nThanks a lot to everyone willing to share their experience!\n![](https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F12596129%2F0221245711a661b9cde0f2507b113f65%2FScreenshot%202025-08-16%20012142.png?generation=1755322494220016&alt=media)",
    "3270636": "Are training and inference combined?\nThis error occurs when it takes too long to start inference.\nIt is recommended to separate the notebook for training and the notebook for inference, and submit the inference notebook that references and uses the model created in the training notebook.\nGood luck!",
    "3270727": "thank you!",
    "3272035": "I had the same error, and i did this still nothing, please help",
    "3274135": "Do like he say is gonna work."
  },
  "source": "meta"
}