SQl Script procedure semantic error: unresolved table types

Dear community.

I'm learning XS and SAP UI 5 and follow this tutorial:

http://www.sdn.sap.com/irj/scn/go/portal/prtroot/docs/library/uuid/9063f922-81e2-3110-c9b9-b4b0c119956e?QuickLink=index&…

On page 42 I get an error and don't know the issue.

As in the attached files you can see my warning.

I hope you can help me.

Yours sincerely,

Marcel