diff --git a/src/LIB/SURCOUCHE/src/mode_lb_ll.f90 b/src/LIB/SURCOUCHE/src/mode_lb_ll.f90
index 67afce2de6abae410971f31a73a5ad5f1f012090..3a239a05c4ded2f9ff069aef8aa61e92b5e4df77 100644
--- a/src/LIB/SURCOUCHE/src/mode_lb_ll.f90
+++ b/src/LIB/SURCOUCHE/src/mode_lb_ll.f90
@@ -1658,7 +1658,8 @@
 !
 !
 !
-      SUBROUTINE SET_LB_FIELD_ll( HLBTYPE, PFIELD, PLBXFIELD, PLBYFIELD, IIB, IJB, IIE, IJE, SHIFTWEST, SHIFTEAST, SHIFTSOUTH, SHIFTNORTH )
+      SUBROUTINE SET_LB_FIELD_ll( HLBTYPE, PFIELD, PLBXFIELD, PLBYFIELD, IIB, IJB,&
+                     IIE, IJE, SHIFTWEST, SHIFTEAST, SHIFTSOUTH, SHIFTNORTH )
 !     #######################################################################
 !
 !!****  *SET_LB_FIELD_ll * - subroutine to copy the values associated with the
@@ -1733,7 +1734,8 @@
 ! and the corresponding indices for the LB global arrays
   CALL GET_DISTRIB_LB(YLBTYPEX,ISP,'FM','WRITE',NRIMX,IIB_GLBLB,IIE_GLBLB,IJB_GLBLB,IJE_GLBLB)
   IF ( IIE_LOCLB-IIB_LOCLB /= IIE_GLBLB-IIB_GLBLB ) THEN
-    WRITE(*,*) "ERROR: from SET_LB_FIELD_ll, West-East IIE_LOCLB-IIB_LOCLB =", IIE_LOCLB-IIB_LOCLB, " /= IIE_GLBLB-IIB_GLBLB =", IIE_GLBLB-IIB_GLBLB
+    WRITE(*,*) "ERROR: from SET_LB_FIELD_ll, West-East IIE_LOCLB-IIB_LOCLB =",&
+        IIE_LOCLB-IIB_LOCLB, " /= IIE_GLBLB-IIB_GLBLB =", IIE_GLBLB-IIB_GLBLB
     CALL ABORT
   ENDIF
   LOCLBSIZEW = 0
@@ -1771,7 +1773,8 @@
   ! and the corresponding indices for the LB global arrays
     CALL GET_DISTRIB_LB(YLBTYPEY,ISP,'FM','WRITE',NRIMY,IIB_GLBLB,IIE_GLBLB,IJB_GLBLB,IJE_GLBLB)
     IF ( IJE_LOCLB-IJB_LOCLB /= IJE_GLBLB-IJB_GLBLB ) THEN
-      WRITE(*,*) "ERROR: from SET_LB_FIELD_ll, South-North IJE_LOCLB-IJB_LOCLB =", IJE_LOCLB-IJB_LOCLB, " /= IJE_GLBLB-IJB_GLBLB =", IJE_GLBLB-IJB_GLBLB
+      WRITE(*,*) "ERROR: from SET_LB_FIELD_ll, South-North IJE_LOCLB-IJB_LOCLB =",&
+           IJE_LOCLB-IJB_LOCLB, " /= IJE_GLBLB-IJB_GLBLB =", IJE_GLBLB-IJB_GLBLB
       CALL ABORT
     ENDIF
     IF ( IJB_LOCLB /= 0 ) THEN  ! if the LB zone of the local subdomain is non-empty
diff --git a/src/LIB/SURCOUCHE/src/update_nhalo1d.f90 b/src/LIB/SURCOUCHE/src/update_nhalo1d.f90
index 48c3566b69452e311b3c2ec1ef3e4aedeee5dfc5..e0f6815b480317fe4222e570c537a5b3c9f3bfa4 100644
--- a/src/LIB/SURCOUCHE/src/update_nhalo1d.f90
+++ b/src/LIB/SURCOUCHE/src/update_nhalo1d.f90
@@ -133,7 +133,7 @@ INTEGER , DIMENSION(NPROC) :: IRECVCOUNTS !nteger array containing the number of
 ! Donc on fait un WARNING et un ABORT
 !
 IF ( NHALO > KXEND - KXOR + 1 .OR. NHALO > KYEND - KYOR + 1 ) THEN
-  WRITE(*,*) "ERROR in UPDATE_NHALO1D : size of local subdomain is (", KXEND - KXOR + 1,",",KYEND - KYOR + 1, \
+  WRITE(*,*) "ERROR in UPDATE_NHALO1D : size of local subdomain is (", KXEND - KXOR + 1,",",KYEND - KYOR + 1, &
        ") which is less than NHALO=",NHALO
   WRITE(*,*) "Try with less MPI processes or a larger domain"
   CALL ABORT
diff --git a/src/MNH/pgd_grid_io_init_mnh.f90 b/src/MNH/pgd_grid_io_init_mnh.f90
index 8884f11451298ff55ec9b65a06c5106c795b7c3f..052bc66554732c2a4c629aa5ffccccb0b2b00c8c 100644
--- a/src/MNH/pgd_grid_io_init_mnh.f90
+++ b/src/MNH/pgd_grid_io_init_mnh.f90
@@ -187,7 +187,7 @@ IF (CPROGRAM=='IDEAL ' .OR. CPROGRAM=='SPAWN ') RETURN
 !
 !
 #ifdef MNH_PARALLEL
-IF ( PRESENT(KIMAX) .AND. PRESENT(KJMAX) .AND. PRESENT(HGRID) .AND. PRESENT(ORECT) \
+IF ( PRESENT(KIMAX) .AND. PRESENT(KJMAX) .AND. PRESENT(HGRID) .AND. PRESENT(ORECT) &
   .AND. PRESENT(KDXRATIO) .AND. PRESENT(KDYRATIO) ) THEN
   YGRID = HGRID
   GRECT = ORECT
@@ -240,7 +240,7 @@ CALL SET_DAD_ll(0, 1)
 ! get the son splitting.
 
 #ifdef MNH_PARALLEL
-IF ( PRESENT(KIMAX) .AND. PRESENT(KJMAX) .AND. PRESENT(HGRID) .AND. PRESENT(ORECT) \
+IF ( PRESENT(KIMAX) .AND. PRESENT(KJMAX) .AND. PRESENT(HGRID) .AND. PRESENT(ORECT) &
   .AND. PRESENT(KDXRATIO) .AND. PRESENT(KDYRATIO) ) THEN
   CALL INI_PARAZ_CHILD_ll(IINFO_ll)
   CALL SET_XRATIO_ll(1, 1)  ! il faut faire ça dans le cas PREP_PGD sur le modele fils car dans ce cas on ne 
diff --git a/src/MNH/set_ref.f90 b/src/MNH/set_ref.f90
index bfe7052f2068d2a774082f52a4f1c0df5a46570d..479fa8bf6fa0db30e13120fca85645990c71863c 100644
--- a/src/MNH/set_ref.f90
+++ b/src/MNH/set_ref.f90
@@ -415,7 +415,7 @@ END IF
 !
 NULLIFY( TZFIELDS_ll )
 CALL ADD3DFIELD_ll(TZFIELDS_ll,PRHODJ)
-CALL ADD3DFIELD_ll(TZFIELDS_ll,PRVREF)
+IF ( SIZE(PRVREF,1) /= 0 ) CALL ADD3DFIELD_ll(TZFIELDS_ll,PRVREF)
 CALL ADD3DFIELD_ll(TZFIELDS_ll,PRHODREF)
 CALL ADD3DFIELD_ll(TZFIELDS_ll,PEXNREF)
 CALL ADD3DFIELD_ll(TZFIELDS_ll,PTHVREF)
@@ -423,7 +423,7 @@ CALL UPDATE_HALO_ll(TZFIELDS_ll,IINFO_ll)
 CALL CLEANLIST_ll(TZFIELDS_ll)
 !
 CALL MPPDB_CHECK3D(ZRHOREF,"SET_REF::ZRHOREF",PRECISION)
-CALL MPPDB_CHECK3D(PRVREF,"SET_REF::PRVREF",PRECISION)
+IF ( SIZE(PRVREF,1) /= 0 ) CALL MPPDB_CHECK3D(PRVREF,"SET_REF::PRVREF",PRECISION)
 CALL MPPDB_CHECK3D(PRHODJ,"SET_REF::PRHODJ",PRECISION)
 
 
diff --git a/src/MNH/spawn_grid2.f90 b/src/MNH/spawn_grid2.f90
index 23e9a897441348c7c2c11cce792cf4042f603507..3fa646362d621e8502f2fa8f20fa1f2a2ce0c3cd 100644
--- a/src/MNH/spawn_grid2.f90
+++ b/src/MNH/spawn_grid2.f90
@@ -368,7 +368,8 @@ ELSE
       ZPOND2 = FLOAT(KDXRATIO-JEPSX)/FLOAT(KDXRATIO)
       ZPOND1 = 1.-ZPOND2
       IF( JPHEXT+1-(JI-1)*KDXRATIO-JEPSX > 0 ) THEN
-        PXHAT(JPHEXT+1-(JI-1)*KDXRATIO-JEPSX) = ZPOND1*ZXHAT_EXTENDED_C(JPHEXT+1-JI+1)+ ZPOND2*ZXHAT_EXTENDED_C(JPHEXT+1-JI+2)
+        PXHAT(JPHEXT+1-(JI-1)*KDXRATIO-JEPSX) = ZPOND1*ZXHAT_EXTENDED_C(JPHEXT+1-JI+1) &
+                      + ZPOND2*ZXHAT_EXTENDED_C(JPHEXT+1-JI+2)
       ENDIF
     ENDDO
   ENDDO
@@ -377,7 +378,8 @@ ELSE
     DO JEPSX = 1,KDXRATIO
       ZPOND2 = FLOAT(JEPSX-1)/FLOAT(KDXRATIO)
       ZPOND1 = 1.-ZPOND2
-      PXHAT(JPHEXT+JEPSX+(JI-1)*KDXRATIO) = ZPOND1*ZXHAT_EXTENDED_C(JI+IIB_C)+ ZPOND2*ZXHAT_EXTENDED_C(JI+IIB_C+1)
+      PXHAT(JPHEXT+JEPSX+(JI-1)*KDXRATIO) = ZPOND1*ZXHAT_EXTENDED_C(JI+IIB_C) & 
+            + ZPOND2*ZXHAT_EXTENDED_C(JI+IIB_C+1)
     ENDDO
   ENDDO
   !on the east halo of the son model
@@ -386,7 +388,8 @@ ELSE
       ZPOND1 = FLOAT(KDXRATIO-JEPSX+1)/FLOAT(KDXRATIO)
       ZPOND2 = 1.-ZPOND1
       IF( SIZE(PXHAT)-JPHEXT+(JI-1)*KDXRATIO+JEPSX <= SIZE(PXHAT) ) THEN
-        PXHAT(SIZE(PXHAT)-JPHEXT+(JI-1)*KDXRATIO+JEPSX) = ZPOND1*ZXHAT_EXTENDED_C(IDIMX_C-JPHEXT+JI-1)+ ZPOND2*ZXHAT_EXTENDED_C(IDIMX_C-JPHEXT+JI)
+        PXHAT(SIZE(PXHAT)-JPHEXT+(JI-1)*KDXRATIO+JEPSX) = ZPOND1*ZXHAT_EXTENDED_C(IDIMX_C-JPHEXT+JI-1) &
+            + ZPOND2*ZXHAT_EXTENDED_C(IDIMX_C-JPHEXT+JI)
       ENDIF
     ENDDO
   ENDDO
@@ -423,7 +426,8 @@ ELSE
       ZPOND2 = FLOAT(KDXRATIO-JEPSY)/FLOAT(KDYRATIO)
       ZPOND1 = 1.-ZPOND2
       IF( JPHEXT+1-(JJ-1)*KDYRATIO-JEPSY > 0 ) THEN
-        PYHAT(JPHEXT+1-(JJ-1)*KDYRATIO-JEPSY) = ZPOND1*ZYHAT_EXTENDED_C(JPHEXT+1-JJ+1)+ ZPOND2*ZYHAT_EXTENDED_C(JPHEXT+1-JJ+2)
+        PYHAT(JPHEXT+1-(JJ-1)*KDYRATIO-JEPSY) = ZPOND1*ZYHAT_EXTENDED_C(JPHEXT+1-JJ+1) &
+             + ZPOND2*ZYHAT_EXTENDED_C(JPHEXT+1-JJ+2)
       ENDIF
     ENDDO
   ENDDO
@@ -432,7 +436,8 @@ ELSE
     DO JEPSY = 1,KDYRATIO
       ZPOND2 = FLOAT(JEPSY-1)/FLOAT(KDYRATIO)
       ZPOND1 = 1.-ZPOND2
-      PYHAT(JPHEXT+JEPSY+(JJ-1)*KDYRATIO) = ZPOND1*ZYHAT_EXTENDED_C(JJ+JPHEXT+1)+ ZPOND2*ZYHAT_EXTENDED_C(JJ+JPHEXT+1+1)
+      PYHAT(JPHEXT+JEPSY+(JJ-1)*KDYRATIO) = ZPOND1*ZYHAT_EXTENDED_C(JJ+JPHEXT+1) &
+            + ZPOND2*ZYHAT_EXTENDED_C(JJ+JPHEXT+1+1)
     ENDDO
   ENDDO
   !on the north halo of the son model
@@ -441,7 +446,8 @@ ELSE
       ZPOND1 = FLOAT(KDYRATIO-JEPSY+1)/FLOAT(KDYRATIO)
       ZPOND2 = 1.-ZPOND1
       IF( SIZE(PYHAT)-JPHEXT+(JJ-1)*KDYRATIO+JEPSY <= SIZE(PYHAT) ) THEN
-        PYHAT(SIZE(PYHAT)-JPHEXT+(JJ-1)*KDYRATIO+JEPSY) = ZPOND1*ZYHAT_EXTENDED_C(IDIMY_C-JPHEXT+JJ-1)+ ZPOND2*ZYHAT_EXTENDED_C(IDIMY_C-JPHEXT+JJ)
+        PYHAT(SIZE(PYHAT)-JPHEXT+(JJ-1)*KDYRATIO+JEPSY) = ZPOND1*ZYHAT_EXTENDED_C(IDIMY_C-JPHEXT+JJ-1) &
+             + ZPOND2*ZYHAT_EXTENDED_C(IDIMY_C-JPHEXT+JJ)
       ENDIF
     ENDDO
   ENDDO
diff --git a/src/MNH/spawn_zs.f90 b/src/MNH/spawn_zs.f90
index bc65fcc59212221391c4eb521b8fc89ea3ce4122..db0816f9040defea6f0d5227d160e07355126782 100644
--- a/src/MNH/spawn_zs.f90
+++ b/src/MNH/spawn_zs.f90
@@ -505,7 +505,8 @@ IF (KDXRATIO/=1 .OR. KDYRATIO/=1) THEN
     ! cause errors on the south-east and north-west internal border of the neigbouring processes
     DO JI=1,JPHEXT+1
       DO JJ=1,JPHEXT+1
-        ZZS1CHILDGRID_C(SIZE(PZS2_C,1)+2-JI+1-JPHEXT-1,SIZE(PZS2_C,2)+2-JJ+1-JPHEXT-1) = ZZS1_C(IDIMX_C-JI+1-JPHEXT-1,IDIMY_C-JJ+1-JPHEXT-1) ! local value, on local physical domain
+        ZZS1CHILDGRID_C(SIZE(PZS2_C,1)+2-JI+1-JPHEXT-1,SIZE(PZS2_C,2)+2-JJ+1-JPHEXT-1) &
+         = ZZS1_C(IDIMX_C-JI+1-JPHEXT-1,IDIMY_C-JJ+1-JPHEXT-1) ! local value, on local physical domain
       END DO
     END DO
     !