Hi Simon, Thank you very much for your reply. I found what is the reason of my problem. It was because of MEMP_NUM_UDP_PCB value. by default the value of MEMP_NUM_UDP_PCB is 4 and I need 6 socket. so I changed the value to 6 and my problem was solved.
On Sun, Nov 25, 2018 at 11:01 PM [email protected] <[email protected]> wrote: > On 25.11.2018 19:03, anmk wrote: > > [..] after adding fifth > > socket, I have null pointer in return of "netconn_new(NETCONN_UDP)" > function > > and my code doesn't work. > > > > what is the problem? > > Have a look at lwip_stats. The 'err' members might tell you if you are > running short of memory. > > Simon > > _______________________________________________ > lwip-users mailing list > [email protected] > https://lists.nongnu.org/mailman/listinfo/lwip-users > -- --------------------------- Best Regards. Abbas Nozari.
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