ValueError: Min value is 0
*Created originally on Bitbucket by [adoyskywalker (Ding Li)](https://bitbucket.org/%7B26b956ba-1476-4ef9-8d6f-ee8592eba004%7D/)* I tried to read the attached workbook using openpyxl 2.5.1 but got an error ValueError: Min value is 0. Could you please help resolve the issue? The read script is below. thanks ``` #!python Python 3.6.4 (default, Jan 30 2018, 14:37:12) [GCC 6.3.0 20170406] on linux Type "help", "copyright", "credits" or "license" for more information. >>> import openpyxl >>> wb=openpyxl.load_workbook('a.xlsm') Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/home/ding/projects/nexant/pacwsb/lib/python3.6/site-packages/openpyxl/reader/excel.py", line 273, in load_workbook for c in find_charts(archive, rel.target): File "/home/ding/projects/nexant/pacwsb/lib/python3.6/site-packages/openpyxl/chart/reader.py", line 48, in find_charts drawing = SpreadsheetDrawing.from_tree(tree) File "/home/ding/projects/nexant/pacwsb/lib/python3.6/site-packages/openpyxl/descriptors/serialisable.py", line 84, in from_tree obj = desc.expected_type.from_tree(el) File "/home/ding/projects/nexant/pacwsb/lib/python3.6/site-packages/openpyxl/descriptors/serialisable.py", line 84, in from_tree obj = desc.expected_type.from_tree(el) File "/home/ding/projects/nexant/pacwsb/lib/python3.6/site-packages/openpyxl/descriptors/serialisable.py", line 84, in from_tree obj = desc.expected_type.from_tree(el) File "/home/ding/projects/nexant/pacwsb/lib/python3.6/site-packages/openpyxl/descriptors/serialisable.py", line 100, in from_tree return cls(**attrib) File "/home/ding/projects/nexant/pacwsb/lib/python3.6/site-packages/openpyxl/drawing/fill.py", line 94, in __init__ self.t = t File "/home/ding/projects/nexant/pacwsb/lib/python3.6/site-packages/openpyxl/descriptors/base.py", line 109, in __set__ raise ValueError('Min value is {0}'.format(self.min)) ValueError: Min value is 0 >>> ``` *Attachments:* [a.xlsm](/uploads/1ab02aa2b0f410c39af5860382234fde/a.xlsm)
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