Error:
Python 2.7.11 (default, Nov 7 2016, 23:22:23)
[GCC 4.2.1 Compatible Clang 3.1 ((tags/RELEASE_31/final))] on darwin

Traceback (most recent call last):
File "/Applications/Slicer.app/Contents/lib/Slicer-4.6/qt-scripted-modules/DataProbe.py", line 62, in addView
parent = slicer.util.findChildren(text='Data Probe')[0]
File "/Applications/Slicer.app/Contents/bin/Python/slicer/util.py", line 196, in findChildren
if fnmatch.fnmatchcase(attr_name, kwargs[attribute]):
File "/Applications/Slicer.app/Contents/lib/Python/lib/python2.7/fnmatch.py", line 83, in fnmatchcase
return re_pat.match(name) is not None
TypeError: expected string or buffer

And 2 warning:
[1] When loading module "CLIEventTest" , the dependency "CLI4Test" failed to be loaded.
[2] When loading module "CLIEventTest" , the dependency "CLI4Test" failed to be loaded.