Buttons Add Not appear New Infotype personal profile

Dear experts

I have add the infotype 0022 using the steps of the following

Adding any Info Type IN ESS in EHP5/6 through WebDynpro Configuration

However the system not show the button of Add new register for this Infotype, only show register created

This is my configuration:

I have used the Use Case A6.

What is the cause of this issue?

I had  an error similar with the buttons save and back....

http://scn.sap.com/thread/3600246

Thanks