Server keeps having this error

when i try to run my rust server on ubuntu linux i recieve this message

Fallback handler could not load library /home/ubuntu/serverfiles/RustDedicated_Data/Mono/libRenderer
Fallback handler could not load library /home/ubuntu/serverfiles/RustDedicated_Data/Mono/libRenderer.so
Fallback handler could not load library /home/ubuntu/serverfiles/RustDedicated_Data/Mono/Renderer
Fallback handler could not load library /home/ubuntu/serverfiles/RustDedicated_Data/Mono/libRenderer
Fallback handler could not load library /home/ubuntu/serverfiles/RustDedicated_Data/Mono/libRenderer.so
Fallback handler could not load library /home/ubuntu/serverfiles/RustDedicated_Data/Mono/libRenderer

That isn't an error.

What am i meant to do to fix this

I don't think it's an actual issue.

I get this every time I start my server, just ignore it.