SQL log doesn't show any thing when queries

[coolboyPT]

Hi guy!
I'm trying to shard my database in mysql using kingshard. I did step by step in manual, but when I doing the queries, I don't see the results as for example. My log screen only has information like this:

Please tell me where i did wrong ?

[fenngwd]

It seems connection between kingshard and DB instance was bad. You could check network/firewall.

[coolboyPT]

The problem was resolved! Thank you