Checking the User and Password (ABAP) 
If forms processing is performed in an ABAP environment, you can test whether the entries for user, security role, and passwords needed for Basic Authentication are correct.
In your Internet browser, enter the Web address http://<server>:<port>
<server>: name of the AS Java where the Adobe Document Services (ADS) are installed
<port>: port of the AS Java
Enter the WS Navigator user and password.
As Search Type, select Provider System.
Search for *adobe*.
In the list, choose AdobeDocumentServicesVi.
Choose Next.
Choose rpData.
Choose Next.
The parameters are displayed.
Choose Next without entering any parameters.
Enter the user name ADSUser and the respective password and choose OK.
If the configuration is correct, the system displays the version number of the Adobe Document Services in the response area.
Note
Ignore the message Required stream: "PDFDocument" not found.
If the configuration is not correct, the page does not change (Login Information remains on the screen). Check the configuration as described in the following procedures: