hnbgw_rua.c: Print RUA cause in error indication
diff --git a/src/hnbgw_rua.c b/src/hnbgw_rua.c
index c10a9a1..ed43330 100644
--- a/src/hnbgw_rua.c
+++ b/src/hnbgw_rua.c
@@ -414,7 +414,8 @@
 	if (rc < 0)
 		return rc;
 
-	DEBUGP(DRUA, "RUA UData.ErrorInd()\n");
+	LOGP(DRUA, LOGL_ERROR, "RUA UData.ErrorInd(%s)\n",
+		rua_cause_str(&ies.cause));
 
 	return rc;
 }