FW: pg_wrapper error

then I try to import again with the same expression that I used before: 

shp2pgsql /home/user/Downloads/Africa_Boundaries/africa.shp teste2.africa | psql -d MyDatabase

> Date: Fri, 26 Oct 2012 06:24:18 -0700
> From: adrian.klaver@gmail.com
> To: zpsantos1@hotmail.com
> CC: pgsql-general@postgresql.org
> Subject: Re: [GENERAL] pg_wrapper error
>
> On 10/26/2012 06:16 AM, José Pedro Santos wrote:
> > Dear all,
> >
> > When I try to use the command line tool shp2pgsql in the shell I have
> > this error:
> >
> > *Error: pg_wrapper: invalid command name*
> >
> > I already read some information in the Debian lists but I don't
> > understand the problem/relation with PostgreSQL.
> >
> > If anyone can help me with this problem please tell me.
>
> More information is needed.
>
> What version of Postgres?
>
> What OS and version?
>
> How are you using shp2pgsql?
> In other words show command line.
>
> Where is the above error showing up?
>
> >
> > Many thanks
> > José Santos
>
>
> --
> Adrian Klaver
> adrian.klaver@gmail.com