When I try to add custom number formating for € like it is described here: [http://docs.handsontable.com/0.24.1/demo-numeric.html ](http://docs.handsontable.com/0.24.1/demo-numeric.html) I get the following error > Uncaught Error: Unknown language : de I have made a small project to reproduce the error: https://github.com/bastiW/meteor-handsontable The handsometabe js demo fiddle works: http://jsfiddle.net/8o38jcmy/