{"record":{"id":"8ff3dde95d9ddf83","repo":"sqlmapproject/sqlmap","slug":"something-unexpected-happened-inside-the-threads","errorCode":null,"errorMessage":"something unexpected happened inside the threads","messagePattern":"something unexpected happened inside the threads","errorType":"exception","errorClass":"SqlmapThreadException","httpStatus":null,"severity":"error","filePath":"lib/techniques/blind/inference.py","lineNumber":1253,"sourceCode":"                    and 0 < len(finalValue) <= PREDICTION_FEEDBACK_MAX_LENGTH\n                    and len(kb.commonOutputs.get(kb.partRun) or ()) < PREDICTION_FEEDBACK_MAX_ITEMS):\n                kb.commonOutputs.setdefault(kb.partRun, set()).add(finalValue)\n        elif partialValue:\n            hashDBWrite(expression, \"%s%s\" % (PARTIAL_VALUE_MARKER if not conf.hexConvert else PARTIAL_HEX_VALUE_MARKER, partialValue))\n\n    if conf.hexConvert and not any((abortedFlag, conf.api, kb.bruteMode)):\n        infoMsg = \"\\r[%s] [INFO] retrieved: %s  %s\\n\" % (time.strftime(\"%X\"), filterControlChars(finalValue), \" \" * retrievedLength)\n        dataToStdout(infoMsg)\n    else:\n        if conf.verbose in (1, 2) and not any((showEta, conf.api, kb.bruteMode)):\n            dataToStdout(\"\\n\")\n\n        if (conf.verbose in (1, 2) and showEta) or conf.verbose >= 3:\n            infoMsg = \"retrieved: %s\" % filterControlChars(finalValue)\n            logger.info(infoMsg)\n\n    if kb.threadException:\n        raise SqlmapThreadException(\"something unexpected happened inside the threads\")\n\n    if abortedFlag:\n        raise KeyboardInterrupt\n\n    _ = finalValue or partialValue\n\n    # Record this cell for the column's low-cardinality guessing cache (frequency-tracked so the most\n    # common values are probed first; bounded so a clearly high-cardinality column stops accumulating).\n    if columnKey is not None and finalValue:\n        # Track the column's low-cardinality cache and observed character set. Guarded by the prediction\n        # lock because value-parallel dump workers update these concurrently.\n        ordinals = set(ord(_c) for _c in finalValue if ord(_c) < 128)\n        with kb.locks.prediction:\n            seen = kb.lowCardCache.setdefault(columnKey, {})\n            if finalValue in seen or len(seen) <= LOW_CARDINALITY_THRESHOLD + 2:\n                seen[finalValue] = seen.get(finalValue, 0) + 1\n\n            if ordinals:","sourceCodeStart":1235,"sourceCodeEnd":1271,"githubUrl":"https://github.com/sqlmapproject/sqlmap/blob/0a35b20e3953d341be6c7ac75ccb0b3362540c8d/lib/techniques/blind/inference.py#L1235-L1271","documentation":"Error \"something unexpected happened inside the threads\" thrown in sqlmapproject/sqlmap.","triggerScenarios":"Thrown at lib/techniques/blind/inference.py:1253 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":"0a35b20e3953d341be6c7ac75ccb0b3362540c8d","analyzedAt":"2026-08-26T23:02:52.002Z","schemaVersion":2},"datasetVersion":"2026-08-27T03:17:27.898Z"}