Server: PaperSpigot 1.12.2
DiscordSRV version: 1.19.1
UltimateChat version: 1.9.1

I use UltimateChat and the messages aren't sent to Discord channel and viceversa

We use the issue tracker exclusively for bug reports and feature requests. However, this issue appears to be a support request. Please join our Discord at https://discordsrv.com/discord and go to the #support channel for help with installing or configuring DiscordSRV.