Re: [Boost-users] Library failing

Subject: Re: [Boost-users] Library failing
From: OvermindDL1 (overminddl1_at_[hidden])
Date: 2009-11-06 20:44:36

On Fri, Nov 6, 2009 at 3:08 PM, Mathew Benson <mathew.benson_at_[hidden]> wrote:
> I wrote a utility to abstract sending a data buffer to a central server with
> a single function call. Â I verified it works, and then split out the
> functionality into a library (.lib). Â I tried using it in a test
> application, but keep getting an "Access violation reading location
> 0x00000000" error. Â It occurs in the call:
> socket_.async_receive_from(
> Â Â  Â  Â  Â boost::asio::buffer(data_, max_length), sender_endpoint_,
> Â Â  Â  Â  Â boost::bind(&CommIn::handle_receive_from, this,
> Â Â  Â  Â  Â boost::asio::placeholders::error,
> Â Â  Â  Â  Â boost::asio::placeholders::bytes_transferred));
> I'm using Visual C++ 2005 Express, and a UML to C++ modeler and code
> generator called Rhapsody. Â I'm not sure where to even begin troubleshooting
> this.

Debug into it and see what pointer is null at that call, then find out
where that pointer should be set and why it is not.