LCD_RS and LCD_E should be declared in your program, along with the other LCD pins.
Something like ...
Code:
;----[ Change these to match your LCD ]--------------------------------------- 
LCD_DB4    VAR PORTA.0 
LCD_DB5    VAR PORTB.3 
LCD_DB6    VAR PORTB.7 
LCD_DB7    VAR PORTC.1 
LCD_RS     VAR PORTD.4 
LCD_E      VAR PORTA.1 
LCD_Lines  CON 2 ' # of Lines on LCD, 1 or 2 (Note: use 2 for 4 lines) 
LCD_DATAUS CON 50 ' Data delay time in us 
LCD_COMMANDUS CON 2000 ' Command delay time in us 
INCLUDE "LCD_AnyPin.pbp" ; *** Include MUST be AFTER LCD Pin assignments ****