1 files changed, 11 insertions, 3 deletions
diff --git a/pjmedia/src/pjmedia/sdp_neg.c b/pjmedia/src/pjmedia/sdp_neg.c
index 217bd176..8162fef5 100644
--- a/pjmedia/src/pjmedia/sdp_neg.c
+++ b/pjmedia/src/pjmedia/sdp_neg.c
@@ -1349,13 +1349,21 @@ PJ_DEF(pj_status_t) pjmedia_sdp_neg_cancel_offer(pjmedia_sdp_neg *neg)
 		     neg->state == PJMEDIA_SDP_NEG_STATE_REMOTE_OFFER,
 		     PJMEDIA_SDPNEG_EINSTATE);
 
-    /* Reset state to done */
-    neg->state = PJMEDIA_SDP_NEG_STATE_DONE;
-
     /* Clear temporary SDP */
     neg->neg_local_sdp = neg->neg_remote_sdp = NULL;
     neg->has_remote_answer = PJ_FALSE;
 
+    if (neg->state == PJMEDIA_SDP_NEG_STATE_LOCAL_OFFER) {
+	/* Increment next version number. This happens if for example
+	 * the reinvite offer is rejected by 488. If we don't increment
+	 * the version here, the next offer will have the same version.
+	 */
+	neg->active_local_sdp->origin.version++;
+    }
+
+    /* Reset state to done */
+    neg->state = PJMEDIA_SDP_NEG_STATE_DONE;
+
     return PJ_SUCCESS;
 }