While this isnt impacting server performance but occasionally I get spammed in RCON with this... anyone know why or what its related to? All I can think is maybe rust edit or custom maps?

(17:13:58) | Found null entries in the RF listener list for frequency 1... cleaning up.

(17:13:58) | Found null entries in the RF listener list for frequency 1... cleaning up.

(17:13:58) | Found null entries in the RF listener list for frequency 1... cleaning up.

(17:13:58) | Found null entries in the RF listener list for frequency 1... cleaning up.

(17:13:58) | Found null entries in the RF listener list for frequency 1... cleaning up.

(17:13:58) | Found null entries in the RF listener list for frequency 1... cleaning up.