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Re: [lwip-users] Submit response
From: |
Kieran Mansley |
Subject: |
Re: [lwip-users] Submit response |
Date: |
Mon, 16 Jul 2012 19:58:20 +0100 |
On 16 Jul 2012, at 16:51, address@hidden wrote:
> I am using lwip on a TI LM3S6965 without RTOS.
>
> I have a web page with 12 checkboxes and a couple of select lists within a
> form
> that is handled by a CGI handler in the program.
>
> I know that a checkbox only sends data when it is checked.
>
> If I check all 12 boxes and press the submit button the page immediately
> shows an error. "unable to display page" and the CGI never gets called.
>
> If I only check 10 or less boxes the CGI gets called and all is fine.
>
> I have tried increasing MEMP_NUM_PBUF to 36 and increasing MEM_SIZE to 24K in
> the lwipopt.h file.
> But it didn't help. I suspect it has something to do with memory.
I agree it probably is memory, or perhaps with the increased number of
check-boxes ticket the request size overflows some limit. If you get a packet
capture that might highlight some problem.
Kieran