Wrong number of values when importing csv in Weka

Question

I want to open a csv file (saved from openoffice calc) in weka.

I keep getting an error: \"wrong number of values. 140 read, 139 expected on line 3.\"

The c

Answer 1

Turns out there was an value somewhere for beyond sight in the excel file I was exporting.

I noticed it because all the rows ended with a comma instead of nothing.

Carefully selected only the right reach, copied in a document and works.

Hope this helps somebody else as well.