On 04.10.2018 19:46, Rastislav Uhrin wrote:
> I forgot to mention, of course I defined also
> #define TCPIP_MBOX_SIZE 16
> DEFAULT_RAW_RECVMBOX_SIZE is not defined as I am using only sockets
> and not raw mode (in opt.h)
> #define LWIP_RAW 0
In that case, I don't think I can help you further. Did you try a debugger?