How can I write to the Minecraft console in Putty?

et
- in Servers
4

I have a Minecraft server.

There I can see the servers with screen -ls.

Then I write screen -r server name but then can't write to the console

When I type in nothing comes, but I see all the commands Ingame.

Gr

Where did you get your server from?

et

From zap hosting. The problem is that it was in the beginning but not anymore

Pa

I have to enter first./filename.sh (server startup file) and then enter screen -r Minecraft (Have spigot server

et

I have that but I can't write anything that is the problem