diff --git a/openair2/X2AP/x2ap_eNB.c b/openair2/X2AP/x2ap_eNB.c
index 4f23b5ddfe..a1469509a9 100644
--- a/openair2/X2AP/x2ap_eNB.c
+++ b/openair2/X2AP/x2ap_eNB.c
@@ -371,7 +371,10 @@ void x2ap_eNB_handle_sctp_init_msg_multi_cnf(
   /* Exit if CNF message reports failure.
    * Failure means multi_sd < 0.
    */
-  DevAssert(instance->multi_sd >= 0);
+  if (instance->multi_sd < 0) {
+    X2AP_ERROR("Error: be sure to properly configure X2 in your configuration file.\n");
+    DevAssert(instance->multi_sd >= 0);
+  }
 
   /* Trying to connect to the provided list of eNB ip address */