Type of bug

Error in console

/ess dump all output

https://essentialsx.net/dump.html?id=fcb206159c844daf8e1abacb34b361c5

Error log (if applicable)

https://www.toptal.com/developers/hastebin/ojarawituw.properties

Bug description

Just Appeared one day so i don't know what is causing it

Steps to reproduce

N/A

Expected behaviour

Nothing

Actual behaviour

It appear all the time in console.

The reason why you are seeing that is because at some point your server was in offline mode.

Closing as a duplicate of #4342.