Bug report /zh list isnt working when i try it it doesnt say unknown command or anything it just says nothing

What are you trying to do ?

Description of the task to be done goes here. fix /zh list

What is the expected behavior ?

Description of the expected behavior goes here. it to open the list of horses

What is the actual behavior ?

Description of the actual behavior goes here. it doesnt say anything at all

How to reproduce the bug ?

1. Step 1 do /zh list
2. Step 2 no other step
3. ... i said no other step

Console output

Link to console output, if any, goes here. Please use http://pastebin.com to paste long outputs !
i don't know how to do it

Environment specifications

• Operating system :

• Java version :

• Server version :

• ZHorse version :

• Database :

I will need more informations if you want help.
Start with filling the blanks for the server and zhorse version.
I will also need the server logs when you type /zh list. They are stored in the logs folder at the root of the server.