When trying to add a reports definition and input a report name, you will not be able to add the definition. You will receive an invalid name error.
1) Deploy jasperreports-web
2) Deploy reports-portlet
3) Go to control panel -> Reports Admin
4) Go to Definitions tab and click "Add Definition"
5) Fill in the name field and hit save
You will be prompted with an error saying that you don't have the name filled in, even though you did.