Traceback (most recent call last):


 "wes.py", line 799, in <module>

main()


 "wes.py", line 210, in main

filtered = apply_muc_filter(filtered, hotfixes_orig)


 "/root/Downloads/wesng/muc_lookup.py", line 94, in apply_muc_filter

superseeded_by[kb] = set(lookup_supersedence(kb))


 "/root/Downloads/wesng/muc_lookup.py", line 119, in lookup_supersedence

updates = rows.find_all(
AttributeError: 'NoneType' object has no attribute 'find_all'

Traceback (most recent call last):


 "D:/2.7/build/inst/lib/python3.5/site-packages/cura\CuraApplication.py", line 707, in event


 "D:/2.7/build/inst/lib/python3.5/site-packages/UM\Qt\QtApplication.py", line 261, in event


 "D:/2.7/build/inst/lib/python3.5/site-packages/UM\Event.py", line 189, in call


 "D:/2.7/build/inst/lib/python3.5/site-packages/UM\Signal.py", line 315, in __performEmit


 "D:/2.7/build/inst/lib/python3.5/site-packages/cura\Settings\ExtruderStack.py", line 94, in _onPropertiesChanged
AttributeError: 'NoneType' object has no attribute 'definition'
