if (c_avl_get (data_sets, vl->type, (void *) &ds) != 0)
{
- INFO ("plugin_dispatch_values: Dataset not found: %s", vl->type);
+ char ident[6 * DATA_MAX_NAME_LEN];
+
+ FORMAT_VL (ident, sizeof (ident), vl);
+ INFO ("plugin_dispatch_values: Dataset not found: %s "
+ "(from \"%s\"), check your types.db!",
+ vl->type, ident);
return (-1);
}