Unhandled exception (#6327885b)

[sqlmapreporter]

Running version: 1.6.8.2#dev
Python version: 2.7.18
Operating system: Windows-2012ServerR2-6.3.9600
Command line: sqlmap.py --output-dir=output --url=********************************************** --threads=10 --tamper=space2comment.py --retries=0 --timeout=5 --dbms=mysql --technique=EUBSQ --random-agent --is-dba --exclude-sysdbs --current-db --answers=******************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************
Technique: None
Back-end DBMS: MySQL (identified)

Traceback (most recent call last):
  File "sqlmap.py", line 222, in main
    start()
  File "lib/core/decorators.py", line 80, in _
    result = f(*args, **kwargs)
  File "lib/controller/controller.py", line 589, in start
    injection = checkSqlInjection(place, parameter, value)
  File "lib/controller/checks.py", line 131, in checkSqlInjection
    tests = getSortedInjectionTests()
  File "lib/core/common.py", line 3720, in getSortedInjectionTests
    retVal = sorted(retVal, key=priorityFunction)
  File "lib/core/common.py", line 3711, in priorityFunction
    elif "details" in test and "dbms" in test.details:
TypeError: argument of type 'NoneType' is not iterable