CRMoD - Users are not able to Save Opportunities Service when created

When a I try to save an Opportunity Service, I cannot save it.  It does not give me an error message.  It does not nothing.

Steps:

1.     Login to CRM

2.     Click on the Opportunity Tab

3.     Click on an Opportunity Listed

4.     Scroll down to the bottom and click on "New" next to Opportunity Service

5.     Fill out the information

6.     Click on Save

At this point the application does nothing.

Please advise?