diff --git a/sql/sql_parse.cc b/sql/sql_parse.cc
index a3f3ef41dee..07650182c8f 100644
--- a/sql/sql_parse.cc
+++ b/sql/sql_parse.cc
@@ -3400,6 +3400,7 @@ purposes internal to the MySQL server", MYF(0));
     if (!(res = mysql_create_function(thd,&lex->udf)))
       send_ok(thd);
 #else
+    net_printf(thd, ER_CANT_OPEN_LIBRARY, lex->udf.dl, 0, "feature disabled");
     res= -1;
 #endif
     break;