Hi Benny, I am using pjproject 1.1 for APS direct... after changing the mmp and config_site.h file i am getting those errors attached in file. "symb_aps_dev.cpp:(.text+0x80c): undefined reference to `RAPSSession::Close()'" .......... in symbian_ua.mmp *#define SND_HAS_APS 1 #define SND_HAS_VAS 0 #define SND_HAS_MDA 1 *and in config_site.h file *#if defined(PJ_SYMBIAN) && PJ_SYMBIAN!=0 /* * PJLIB settings. */ #define PJMEDIA_AUDIO_DEV_HAS_SYMB_APS 1 * How can i remove those errors. Thanks Opu -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20090326/c9937656/attachment-0001.html> -------------- next part -------------- A non-text attachment was scrubbed... Name: 1..JPG Type: image/jpeg Size: 178262 bytes Desc: not available URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20090326/c9937656/attachment-0001.JPG> -------------- next part -------------- A non-text attachment was scrubbed... Name: config_site.h Type: application/octet-stream Size: 8935 bytes Desc: not available URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20090326/c9937656/attachment-0001.h> -------------- next part -------------- A non-text attachment was scrubbed... Name: symbian_ua.mmp Type: application/octet-stream Size: 1753 bytes Desc: not available URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20090326/c9937656/attachment-0001.mmp>