$ Traceback (most recent call last):


 "/usr/lib/python3.7/site-packages/xonsh/main.py", line 405, in main

return main_xonsh(args)


 "/usr/lib/python3.7/site-packages/xonsh/main.py", line 434, in main_xonsh

shell.shell.cmdloop()


 "/usr/lib/python3.7/site-packages/xonsh/ptk2/shell.py", line 197, in cmdloop

line = self.singleline(auto_suggest=auto_suggest)


 "/usr/lib/python3.7/site-packages/xonsh/ptk2/shell.py", line 166, in singleline

line = self.prompter.prompt(**prompt_args)


 "/usr/lib/python3.7/site-packages/prompt_toolkit/shortcuts/prompt.py", line 738, in prompt

return run_sync()


 "/usr/lib/python3.7/site-packages/prompt_toolkit/shortcuts/prompt.py", line 727, in run_sync

return self.app.run(inputhook=self.inputhook, pre_run=pre_run2)


 "/usr/lib/python3.7/site-packages/prompt_toolkit/application/application.py", line 709, in run

return run()


 "/usr/lib/python3.7/site-packages/prompt_toolkit/application/application.py", line 681, in run

f = self.run_async(pre_run=pre_run)


 "/usr/lib/python3.7/site-packages/prompt_toolkit/application/application.py", line 527, in run_async

assert not self._is_running, 'Application is already running.'
AssertionError: Application is already running.

Traceback (most recent call last):

 "sqlmap.py", line 149, in main
start()

 "lib/controller/controller.py", line 633, in start
action()

 "lib/controller/action.py", line 121, in action
conf.dbmsHandler.dumpTable()

 "plugins/generic/entries.py", line 334, in dumpTable
value = NULL if column in emptyColumns else inject.getValue(query, union=False, error=False, dump=True)

 "lib/request/inject.py", line 445, in getValue
value = _goInferenceProxy(query, fromUser, batch, unpack, charsetType, firstChar, lastChar, dump)

 "lib/request/inject.py", line 285, in _goInferenceProxy
outputs = _goInferenceFields(expression, expressionFields, expressionFieldsList, payload, charsetType=charsetType, firstChar=firstChar, lastChar=lastChar, dump=dump)

 "lib/request/inject.py", line 128, in _goInferenceFields
output = _goInference(payload, expressionReplaced, charsetType, firstChar, lastChar, dump, field)

 "lib/request/inject.py", line 100, in _goInference
count, value = bisection(payload, expression, length, charsetType, firstChar, lastChar, dump)

 "lib/techniques/blind/inference.py", line 593, in bisection
val = getChar(index, asciiTbl)

 "lib/techniques/blind/inference.py", line 369, in getChar
if (timeBasedCompare or unexpectedCode) and not validateChar(idx, retVal):

 "lib/techniques/blind/inference.py", line 217, in validateChar
warnMsg = "detected HTTP code '%d' in validation phase is differing from expected '%d'" % (threadData.lastCode, kb.injection.data[kb.technique].trueCode)TypeError: %d format: a number is required, not NoneType