{"record":{"id":"4cb36c92d2c84f41","repo":"xtekky/gpt4free","slug":"no-har-file-found","errorCode":null,"errorMessage":"No .har file found","messagePattern":"No \\.har file found","errorType":"exception","errorClass":"NoValidHarFileError","httpStatus":null,"severity":"error","filePath":"g4f/Provider/openai/har_file.py","lineNumber":61,"sourceCode":"        self.arkURL = arkURL\n        self.arkBx = arkBx\n        self.arkHeader = arkHeader\n        self.arkBody = arkBody\n        self.arkCookies = arkCookies\n        self.userAgent = userAgent\n\n\ndef get_har_files():\n    if not os.access(get_cookies_dir(), os.R_OK):\n        raise NoValidHarFileError(\"har_and_cookies dir is not readable\")\n    harPath = []\n    for root, _, files in os.walk(get_cookies_dir()):\n        for file in files:\n            if file.endswith(\".har\"):\n                harPath.append(os.path.join(root, file))\n        break\n    if not harPath:\n        raise NoValidHarFileError(\"No .har file found\")\n    harPath.sort(key=lambda x: os.path.getmtime(x))\n    return harPath\n\n\ndef readHAR(request_config: RequestConfig):\n    for path in get_har_files():\n        with open(path, \"rb\") as file:\n            try:\n                harFile = json.loads(file.read())\n            except json.JSONDecodeError:\n                # Error: not a HAR file!\n                continue\n            for v in harFile[\"log\"][\"entries\"]:\n                v_headers = get_headers(v)\n                if arkose_url == v[\"request\"][\"url\"]:\n                    request_config.arkose_request = parseHAREntry(v)\n                elif v[\"request\"][\"url\"].startswith(start_url):\n                    try:","sourceCodeStart":43,"sourceCodeEnd":79,"githubUrl":"https://github.com/xtekky/gpt4free/blob/973504e1770928ed5fb82f43da528f441ad9ddc3/g4f/Provider/openai/har_file.py#L43-L79","documentation":"Raised by get_har_files() when the cookies directory is readable but contains no .har files (the os.walk over the top level finds nothing ending in .har). The HAR capture of a ChatGPT browser session is the credential source for this auth flow, so without it the flow cannot proceed.","triggerScenarios":"Using OpenAI-with-HAR auth with an empty har_and_cookies directory, or one containing only cookie files (.json/.txt) and no .har capture.","commonSituations":"User exported cookies instead of a HAR capture; HAR file saved with a different extension (.har.txt); files placed in a subdirectory while the walk only scans the top level (note the `break` after the first iteration).","solutions":["Capture a .har file: open ChatGPT in DevTools > Network, reload, send one message, 'Save all as HAR'","Save it as something.har directly inside the har_and_cookies directory (not a subdirectory)","Strip double extensions so the file genuinely ends in .har","Alternatively use a different OpenAI auth method that doesn't need HAR files"],"exampleFix":null,"handlingStrategy":"validation","validationCode":"import os\nfrom g4f.cookies import get_cookies_dir\n\nhar_files = [f for f in os.listdir(get_cookies_dir()) if f.endswith('.har')]\nif not har_files:\n    raise SystemExit('Capture a .har from a ChatGPT session and place it in har_and_cookies/')","typeGuard":null,"tryCatchPattern":"from g4f.errors import NoValidHarFileError\ntry:\n    cfg = await get_request_config(request_config, proxy)\nexcept NoValidHarFileError as e:\n    if 'No .har file' in str(e):\n        guide_user_to_capture_har()  # or switch auth method\n        raise","preventionTips":["Capture the HAR during an active chat message, saved as *.har at the top level of the cookies dir","Avoid double extensions like .har.txt","Automate a pre-flight check for .har presence before starting HAR-auth flows"],"tags":["openai","har-file","missing-file","auth","setup"],"backgroundTag":null,"analyzedSha":"973504e1770928ed5fb82f43da528f441ad9ddc3","analyzedAt":"2026-08-14T23:45:32.408Z","schemaVersion":2},"datasetVersion":"2026-08-15T22:17:37.221Z"}