[Serusers] Presence support: PUBLISH/SUBSCRIBE

Hi, I have installed ser-0.10.99-dev35-pa-4.1 and following up presence handbook. i have configured XCAP using apache. i am getting following errors with ser.cfg of ser package. For PUBLISH request : 0(13411) get_pres_uri(): Error while extracting plain URI 0(13411) handle_publish(): Error while extracting presentity URI For SUBSCRIBE request: 0(13411) ERROR: rls_handler.c:484: XCAP query problems 0(13411) XCAP query failed 0(13411) ERROR: rls_handler.c:484: XCAP query problems 0(13411) XCAP query failed have any one succeed with presence? help me... *-Venkat *