Your printf does not include a newline character, so the panic message is
from your usage of conn in the line
fmt.Fprintf(conn, "GET / HTTP/1.0\r\n\r\n")
Because an error occured during the dail, you cannot use or assume conn has
any sensible value.
On Sunday, 11 December 2016 21:43:02 UTC+11, Stannis Kozlov wrote:
>
> I've modified the function accordingly:
>
> func sock() {
> conn, err := net.Dial("tcp", "192.168.0.1:9991")
> if err != nil {
> fmt.Printf("\nDial has an error for you %v", err)
> }
>
> fmt.Fprintf(conn, "GET / HTTP/1.0\r\n\r\n")
> status, err := bufio.NewReader(conn).ReadString('\n')
> fmt.Printf("%v",status)
> }
>
> Nevertheless same issue appearing:
> Dial has an error for you: dial tcp 192.168.0.1:9991: getsockopt:
> connection refusedpanic: runtime error: invalid memory address or nil
> pointer dereference
> [signal 0xb code=0x1 addr=0x20 pc=0x4612dc]
>
>
> "Connection refused" is simple socket state, how can it call a panic?
>
> Here is my go version:
> $ go version
> go version go1.6.3 linux/amd64Enter code here...
>
>
>
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