[FUBAR295]

This section is from H.sie's add on and originally he did not utilize this line number for reason know only to him. Here is the section from his readme :

;------------------------------------
; Messages for h.sie sh3.exe patch
; -----------------------------------
; Simply append the following lines
; to your en_menu.txt.
;------------------------------------

4814=Fog is disapating.
4818=Fog setting in.

4815=Oxygen: %02.0f Percent.
4816=Oxygen back to normal: 21 Percent.
4817=Oxygen too low. Using oxygen supply.

4819=Reloading external torpedoes.
4820=External torpedoes reloaded.
4821=Bad weather. Cannot reload external torpedoes.
4822=Alaaaarm! We must wait %2.0f minutes to dive.
4823=We must wait %2.0f minutes to dive.
4824=We can dive now, Sir.

4825=;
4826=Reloading torpedoes.
4827=Sea state too harsh. We must dive deeper to reload torpedoes!

4830=Repairs and refuelling at U-Tanker finished. %1.0f Torpedoes loaded.
4831=Weather too bad. Docking not possible.
4832=Repeated docking not possible.
4833=Docking not possible for Uboat types II and XXI.

I also checked the original en_menu.ini file and the line number was not utilized either.

Good hunting,
FUBAR295