"[Bug]" TypeError: ('sequence item 1: expected str instance, NoneType found', 'occurred at index 0')

[jaegeral]

Describe the bug
Uploading a SID package gives me an error

(I am using https://github.com/LDO-CERT/mans_to_es/blob/refactoring_test/mans_to_es/mans_to_es.py)

2019-08-23 07:13:41,564 stateagentinspector: AAAAAAa subtype: fileWriteEvent
2019-08-23 07:14:17,043 Error parsing .mans
multiprocessing.pool.RemoteTraceback:
"""
Traceback (most recent call last):
File "/usr/lib/python3.6/multiprocessing/pool.py", line 119, in worker
result = (True, func(*args, **kwds))
File "/usr/lib/python3.6/multiprocessing/pool.py", line 47, in starmapstar
return list(itertools.starmap(args[0], args[1]))
File "/usr/local/bin/mans_to_es.py", line 758, in process_file
axis=1,
File "/home/a/venv3.6/lib/python3.6/site-packages/pandas/core/frame.py", line 6487, in apply
return op.get_result()
File "/home/a/venv3.6/lib/python3.6/site-packages/pandas/core/apply.py", line 151, in get_result
return self.apply_standard()
File "/home/a/venv3.6/lib/python3.6/site-packages/pandas/core/apply.py", line 257, in apply_standard
self.apply_series_generator()
File "/home/a/venv3.6/lib/python3.6/site-packages/pandas/core/apply.py", line 286, in apply_series_generator
results[i] = self.f(v)
File "/usr/local/bin/mans_to_es.py", line 755, in
+ [row[mf] for mf in info["message_fields"][row["datetype"]]]
TypeError: ('sequence item 1: expected str instance, NoneType found', 'occurred at index 0')
"""

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
File "/usr/local/bin/mans_to_es.py", line 831, in main
mte.process()
File "/usr/local/bin/mans_to_es.py", line 626, in process
pool.starmap_async(self.process_file, tasks).get()
File "/usr/lib/python3.6/multiprocessing/pool.py", line 644, in get
raise self._value
TypeError: ('sequence item 1: expected str instance, NoneType found', 'occurred at index 0')
^C

Work environment (please complete the following information):

• OS: Ubuntu 16
• Memory 64
• Python version 3.6.8

[garanews]

fixed in release 1.4 38329e2