hdrptr = PACKETBUF_HDR_SIZE;
 
                                   hdrptr = PACKETBUF_HDR_SIZE;
 
                                   packetbufptr = &packetbuf[PACKETBUF_HDR_SIZE];
 
                                   packetbufptr = &packetbuf[PACKETBUF_HDR_SIZE];
Exception encountered, of type "Error"