Running version: 1.2.12.12#dev
Python version: 2.7.14+
Operating system: Linux-4.14.0-kali3-amd64-x86_64-with-Kali-kali-rolling-kali-rolling
Command line: sqlmap.py -u ****************************************
Technique: None
Back-end DBMS: None

Traceback (most recent call last):
  File "sqlmap.py", line 164, in main
    start()
  File "lib/core/decorators.py", line 34, in _
    result = f(*args, **kwargs)
  File "lib/controller/controller.py", line 508, in start
    elif re.search(conf.csrfToken, parameter, re.I):
  File "/usr/lib/python2.7/re.py", line 146, in search
    return _compile(pattern, flags).search(string)
  File "/usr/lib/python2.7/re.py", line 247, in _compile
    raise TypeError, "first argument must be string or compiled pattern"
TypeError: first argument must be string or compiled pattern