{"record":{"id":"1d5631d6cfa62826","repo":"sqlmapproject/sqlmap","slug":"you-provided-an-unsupported-back-end-database-mana","errorCode":null,"errorMessage":"you provided an unsupported back-end database management system. Supported DBMSes are as follows: %s. If you do not know the back-end DBMS, do not provide it and sqlmap will fingerprint it for you.","messagePattern":"you provided an unsupported back-end database management system\\. Supported DBMSes are as follows: (.+?)\\. If you do not know the back-end DBMS, do not provide it and sqlmap will fingerprint it for you\\.","errorType":"exception","errorClass":"SqlmapUnsupportedDBMSException","httpStatus":null,"severity":"error","filePath":"lib/core/option.py","lineNumber":825,"sourceCode":"    if not conf.dbms:\n        return\n\n    debugMsg = \"forcing back-end DBMS to user defined value\"\n    logger.debug(debugMsg)\n\n    conf.dbms = conf.dbms.lower()\n    regex = re.search(r\"%s ([\\d\\.]+)\" % (\"(%s)\" % \"|\".join(SUPPORTED_DBMS)), conf.dbms, re.I)\n\n    if regex:\n        conf.dbms = regex.group(1)\n        Backend.setVersion(regex.group(2))\n\n    if conf.dbms not in SUPPORTED_DBMS:\n        errMsg = \"you provided an unsupported back-end database management \"\n        errMsg += \"system. Supported DBMSes are as follows: %s. \" % ', '.join(sorted((_ for _ in (list(DBMS_DICT) + getPublicTypeMembers(FORK, True))), key=str.lower))\n        errMsg += \"If you do not know the back-end DBMS, do not provide \"\n        errMsg += \"it and sqlmap will fingerprint it for you.\"\n        raise SqlmapUnsupportedDBMSException(errMsg)\n\n    for dbms, aliases in DBMS_ALIASES:\n        if conf.dbms in aliases:\n            conf.dbms = dbms\n\n            break\n\ndef _listTamperingFunctions():\n    \"\"\"\n    Lists available tamper functions\n    \"\"\"\n\n    if conf.listTampers:\n        infoMsg = \"listing available tamper scripts\\n\"\n        logger.info(infoMsg)\n\n        for script in sorted(glob.glob(os.path.join(paths.SQLMAP_TAMPER_PATH, \"*.py\"))):\n            with openFile(script, 'r') as f:","sourceCodeStart":807,"sourceCodeEnd":843,"githubUrl":"https://github.com/sqlmapproject/sqlmap/blob/0a35b20e3953d341be6c7ac75ccb0b3362540c8d/lib/core/option.py#L807-L843","documentation":"Error \"you provided an unsupported back-end database management system. Supported DBMSes are as follows: %s. If you do not know the back-end DBMS, do not provide it and sqlmap will fingerprint it for you.\" thrown in sqlmapproject/sqlmap.","triggerScenarios":"Thrown at lib/core/option.py:825 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"}