aceback (most recent call last):

File "Mattricks\TeamSelectorPage.pyc", line 197, in OnCalcTeam

File "Mattricks\TeamSelectorXML.pyc", line 93, in select_team

File "Mattricks\TeamSelectorXML.pyc", line 249, in __internal_select_team

File "Mattricks\TeamSelectorXML.pyc", line 151, in __calc_team

File "Mattricks\TeamSelectorXML.pyc", line 143, in teamval

TypeError: unsupported operand type(s) for +: 'float' and 'NoneType'