User Registration Business Service SetPassword Method

Dear Oracle Community!

During the implementation of a requirement, I'm using the SetPassword method of the User Registration Business Service.

In Siebel Tools, only two method argument is listed (ContactId[Input], RegError[Output]) under the business service.

From the User Registration Forgot Password Process workflow, I was able to find out, that the input parameter for the new password is called VNewPassword.

At this point, I'm able to set a new password for a user through the User Registration business service.

Here comes my question to the community:

In the RegError output argument, I'm getting back the result of the password change. I