l=make_codec_list(lc,lc->codecs_conf.video_codecs,0,NULL,-1);
md->streams[1].payloads=l;
// if ZRTP is enabled, put the hello hash into the audiostream's desc
- if (call->videostream->ms.zrtp_context!=NULL){
+ if (call->videostream && call->videostream->ms.zrtp_context!=NULL){
ortp_zrtp_get_hello_hash(call->videostream->ms.zrtp_context,
md->streams[1].zrtp_hello_hash,
sizeof(md->streams[1].zrtp_hello_hash));