Thanks for the report.
Could you please clarify what you are trying when you get this error
Also, which version of Biodiverse are you using?
Assuming it is an import issue, I just tried importing your data on
my machine using version 3.1 and it worked without error. One
likely point of difference is that I did not specify that the data
are in matrix form - they are in a standard list form. (And thanks
for providing sample data).
The help system needs a lot of work, but if you have not checked the
quick start guide then it will be of general use: