validation of local FirstName LastName on personal details buisiness Object

Summary:

making validation of local FirstName LastName on personal details buisiness Object

operate the validation also on Person Name Bussiness object.

Content (required):

The requeirment is to check first letter in english uppercase in the FirstName LastName fields and show error message if need .

It work's ok but The problem is that it work also on Person Name Bussiness object and raise error .

How to make that it will do the checking only on personal details BO ?

Version (include the version you are using, if applicable):

21B

Code Snippet (add any code snippets that support your topic, if applicable):