Yes, the Config block generated errors.
Solved by writing :
Code:
ASM
  __config _CONFIG1, _FOSC_INTOSC & _WDTE_OFF & _PWRTE_ON & _MCLRE_OFF & _CP_ON & _CPD_ON & _BOREN_OFF & _CLKOUTEN_OFF & _IESO_ON & _FCMEN_ON
  __config _CONFIG2, _WRT_ALL & _PLLEN_ON & _STVREN_ON & _LVP_OFF & _BORV_19 &  _LVP_OFF
ENDASM
Thank you all for your support.
I am going to check if the assembly works correctly.