Bom dia Pessoal!
Estou com dificuldade para entender o Log de um erro que ocorreu durante a venda de um item.
Segue o log:
-- 28/05 09:26:53:691 VendeItem( 90368 , #2805700#4022110#LEITE EM PO NINHO 400G . , FF , 1 , 15,33 , 0 , UN , % , D , 0 )
-- 28/05 09:26:53:691 TX -> [SOH][4][STX][NUL]U[NUL]90368|#2805700#4022110#LEITE EM PO NINHO 400G .|F1|UN|1000|3|1533|2|A|[224]
-- 28/05 09:26:53:722 RX <- [ACK]
-- 28/05 09:26:53:722 Status TX -> [ENQ][NUL]
-- 28/05 09:26:53:738 RX <- [WAK][NUL][SOH][NUL][NUL][WAK] (1)
-- 28/05 09:26:53:800 Status TX -> [ENQ][NUL]
-- 28/05 09:26:59:416 Falha: 1
-- 28/05 09:26:59:479 Reenvio TX -> [SOH][4][STX][NUL]U[NUL]90368|#2805700#4022110#LEITE EM PO NINHO 400G .|F1|UN|1000|3|1533|2|A|[224]
-- 28/05 09:26:59:510 Resposta: SEQ:5 CMD:0 EXT:0 CAT:15 RET:[SOH][NUL][NUL][WAK] TBR:0 BRS:"" CHK:0
-- 28/05 09:26:59:510 Falha SYN - RX <- [NAK][15][SOH][NUL][NUL][WAK]
-- 28/05 09:26:59:510 Sincronismo TX -> [22]
-- 28/05 09:26:59:526 Sincronismo RX <- [22][4]
-- 28/05 09:26:59:526 Status TX -> [SOH][ENQ][STX][NUL]U[NUL]90368|#2805700#4022110#LEITE EM PO NINHO 400G .|F1|UN|1000|3|1533|2|A|[225]
-- 28/05 09:26:59:526 TX -> [SOH][ENQ][STX][NUL]U[NUL]90368|#2805700#4022110#LEITE EM PO NINHO 400G .|F1|UN|1000|3|1533|2|A|[225]
-- 28/05 09:26:59:541 RX <- [ACK]
-- 28/05 09:26:59:541 Status TX -> [ENQ][NUL]
-- 28/05 09:26:59:557 RX <- [WAK][NUL][SOH][NUL][NUL][WAK] (1)
-- 28/05 09:26:59:619 Status TX -> [ENQ][NUL]
-- 28/05 09:26:59:650 RX <- [WAK][NUL][SOH][NUL][NUL][WAK] (2)
-- 28/05 09:26:59:713 Status TX -> [ENQ][NUL]
-- 28/05 09:26:59:728 Resposta: SEQ:5 CMD:2 EXT:0 CAT:0 RET:[SOH][NUL][NUL][WAK] TBR:12 BRS:"2|1533|3066|" CHK:102
-- 28/05 09:26:59:838 RX <- [SOH][ENQ][STX][NUL][NUL][SOH][NUL][NUL][WAK][FF][NUL]2|1533|3066|f
-- 28/05 09:26:59:838 -- Desativando a porta: COM1
Penso que o problema está naquele "Falha SYN". Mas o que seria ele?