HTTP error: 401 Unauthorized with Tcode OAAD

Hi friends,

I am getting a problem while uploading photoes using transaction OOAD,

HTTP error: 401 Unauthorized with Tcode OAAD

I am getting Error:

HTTP error: 401 Unauthorized

When uploading the photo.

Procedure i follow:

From Transaction OOAD:
Store and assign -> Business Object : PREL
Document type : hricolfoto

And click on Create.
Personnel Number
Info type:

Please Help me

I had tried it with Info type 000 and info type 002.
but still its not working.
I had carried out following Action:
TCODE: SICF

then

Hierarchy Type : Services
And execute

then
Default host: -> SAP --> BC --> CONTENTSERVER
Checked the logon data, its fine.
its correct.

Please Help