I have this error 400 ul_add : flag expected .

I found this thread but I am not sure where to add the lines in the config file

http://lists.iptel.org/pipermail/serusers/2005-February/015535.html

>So i cheated, I edited config.php in serweb, added a line
>var $flags
> 
>Then I went further down, and addedd
>$this->flags="128";
> 
>and then in sql_and_fifo_functions.php
> 
>I changed the lines reading
> 
>$replication. "\n" to
> 
>$replication.
>$config->flags."\n";
> 
>NOTICE I removed the "\n" after replication, it didnt work with that.
> 
>I ran it all again, and it works, cleaned up the pending table, added in
>subscriber and also added the alias in aliases, user logged in find from
>xlite and also from his login panel, so I guess its all okay.