Warning: Missing Line Detected: correcting buffer usage - Repetier

I get this warning with every command I do when connected with my printer. I get two of these warnings just connecting my printer.

Warning: Missing Line Detected: correcting buffer usage - Repetier-Forum

repetier V2.1.3 Issue- Communication tImeout -Reset Send buffer block

RepRap Gcode Details, PDF, Cartesian Coordinate System

New Firmware uploaded -- Sanity check - Repetier-Forum

New Firmware uploaded -- Sanity check - Repetier-Forum

Security Analysis of the 3MF Data Format

Rostock Max: HE280 accelerometer z probe & filament runout sensors - Page 2 - Repetier-Forum

Screen info missing - Repetier-Forum

Repetier-Server Manual