diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index f717c77eef..1b4fa4afe3 100644
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -23114,9 +23114,11 @@ static void handle_response_invite(struct sip_pvt *p, int resp, const char *rest
 					/* This 200 OK's SDP is not acceptable, so we need to ack, then hangup */
 					/* For re-invites, we try to recover */
 					ast_set_flag(&p->flags[0], SIP_PENDINGBYE);
-					ast_channel_hangupcause_set(p->owner, AST_CAUSE_BEARERCAPABILITY_NOTAVAIL);
 					p->hangupcause = AST_CAUSE_BEARERCAPABILITY_NOTAVAIL;
-					sip_queue_hangup_cause(p, AST_CAUSE_BEARERCAPABILITY_NOTAVAIL);
+					if (p->owner) {
+						ast_channel_hangupcause_set(p->owner, AST_CAUSE_BEARERCAPABILITY_NOTAVAIL);
+						sip_queue_hangup_cause(p, AST_CAUSE_BEARERCAPABILITY_NOTAVAIL);
+					}
 				}
 			}
 			ast_rtp_instance_activate(p->rtp);