sqlmapproject/sqlmap · error · SqlmapNoneDataException

Empty value supplied

Error message

Empty value supplied

What it means

Error "Empty value supplied" thrown in sqlmapproject/sqlmap.

Source

Thrown at lib/controller/checks.py:1522

        elif choice == 'S':
            showStaticWords(firstPage, secondPage)

            message = "please enter value for parameter 'string': "
            string = readInput(message)

            if string:
                conf.string = string

                if kb.nullConnection:
                    debugMsg = "turning off NULL connection "
                    debugMsg += "support because of string checking"
                    logger.debug(debugMsg)

                    kb.nullConnection = None
            else:
                errMsg = "Empty value supplied"
                raise SqlmapNoneDataException(errMsg)

        elif choice == 'R':
            message = "please enter value for parameter 'regex': "
            regex = readInput(message)

            if regex:
                conf.regex = regex

                if kb.nullConnection:
                    debugMsg = "turning off NULL connection "
                    debugMsg += "support because of regex checking"
                    logger.debug(debugMsg)

                    kb.nullConnection = None
            else:
                errMsg = "Empty value supplied"
                raise SqlmapNoneDataException(errMsg)

View on GitHub (pinned to 0a35b20e39)

When it happens

Trigger: Thrown at lib/controller/checks.py:1522 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of sqlmapproject/sqlmap@0a35b20e39 (2026-08-26). Data as JSON: /api/errors/1a0a9f54f5768687. Report an issue: GitHub.