Lag caused by hacker?

[Newt (DayZ) 2]

Does anyone know what this is and if i can tell who did it if it were a hacker? I found it in my RPT file after a couple massive lag spikes on my server.

18:56:18 Error in expression <his}; publicVariable 'local_gutObject'; sleep 15;};};>

18:56:18 Error position: <sleep 15;};};>

18:56:18 Error Generic error in expression

18:56:18 Suspending not allowed in this context

18:56:18 Error in expression <his}; publicVariable 'local_gutObject'; sleep 15;};};>

18:56:18 Error position: <sleep 15;};};>

18:56:18 Error Generic error in expression

18:56:18 Suspending not allowed in this context

18:56:18 Error in expression <his}; publicVariable 'local_gutObject'; sleep 15;};};>

18:56:18 Error position: <sleep 15;};};>

18:56:18 Error Generic error in expression