ignorantshr opened a new issue #767:
URL: https://github.com/apache/rocketmq-client-go/issues/767
**BUG REPORT**
1. Please describe the issue you observed:
- What did you do (The steps to reproduce)?
Send messages in bulkļ¼
```go
func main() {
address, err := primitive.NewNamesrvAddr("127.0.0.1:9876")
if err != nil {
log.Fatal(err)
}
p, err := rocketmq.NewProducer(
producer.WithNameServer(address),
producer.WithGroupName("uuid_1"),
producer.WithRetry(2),
)
if err != nil {
panic(err)
}
if err = p.Start(); err != nil {
panic(err)
}
defer p.Shutdown()
msg1 := primitive.NewMessage("hello", []byte("hi, I'm p with tag
<test>!"))
msg1.WithTag("test")
msg2 := primitive.NewMessage("hello", []byte("hi, I'm p with tag
<tset>!"))
msg2.WithTag("tset")
var msgs []*primitive.Message
msgs = append(msgs, msg1)
msgs = append(msgs, msg2)
result, err := p.SendSync(context.Background(), msgs...)
// this is ok
//result, err := p.SendSync(context.Background(), msg2)
if err != nil {
fmt.Printf("Failed to send message: %s\n", err)
return
}
fmt.Printf("Result: %s", result)
}
```
- What did you expect to see?
Sent successfully
- What did you see instead?
Failed to send message:
```
GOROOT=/opt/go #gosetup
GOPATH=/root/go #gosetup
/opt/go/bin/go build -o /tmp/GoLand/___go_build_producer producer #gosetup
/tmp/GoLand/___go_build_producer
INFO[0000] the topic route info changed
changeTo="{\"OrderTopicConf\":\"\",\"queueDatas\":[{\"brokerName\":\"LIDC-Dev4.cs15bcloud.internal\",\"readQueueNums\":4,\"writeQueueNums\":4,\"perm\":6,\"topicSynFlag\":0}],\"brokerDatas\":[{\"cluster\":\"DefaultCluster\",\"brokerName\":\"LIDC-Dev4.cs15bcloud.internal\",\"brokerAddrs\":{\"0\":\"10.221.5.7:10911\"}}]}"
changedFrom="<nil>" topic=hello
Failed to send message: java.lang.NumberFormatException: For input string:
"",
java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)
INFO[0000] will remove client from clientMap
clientID=10.221.5.7@1752
Process finished with the exit code 0
```
2. Please tell us about your environment:
- What is your OS?
Centos7
- What is your client version?
rocketmq-client-go-2.1.0
- What is your RocketMQ version?
rocketmq-4.9.2
3. Other information (e.g. detailed explanation, logs, related issues,
suggestions on how to fix, etc):
go1.16.4
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