fixup

src/mme/mme-gn-handler.c

@@ -183,6 +183,17 @@ void mme_gn_handle_sgsn_context_acknowledge(
 {
     int rv;
 
+    rv = ogs_gtp_xact_commit(xact);
+    if (rv != OGS_OK) {
+        ogs_error("ogs_gtp_xact_commit() failed");
+        return;
+    }
+
+    if (!mme_ue) {
+        ogs_error("MME-UE Context has already been removed");
+        return;
+    }
+
     /* 3GPP TS 23.060 6.9.1.2.2 Step 4), 3GPP TS 23.401 D.3.5 Step 4)
     * The new SGSN sends an SGSN Context Acknowledge message to the old SGSN. The old MME (which is the old
     * SGSN from the new SGSN's point of view) marks in its context that the information in the GWs and the HSS are