Index: LMDZ4/branches/LMDZ4_AR5/libf/dyn3d/limit_netcdf.F90
===================================================================
--- LMDZ4/branches/LMDZ4_AR5/libf/dyn3d/limit_netcdf.F90	(revision 1401)
+++ LMDZ4/branches/LMDZ4_AR5/libf/dyn3d/limit_netcdf.F90	(revision 1402)
@@ -347,5 +347,9 @@
     CASE('ALB'); varname='ALBEDO'; title='Albedo'
   END SELECT
-  extrp=(flag.AND.mode=='SST')
+
+  extrp=.FALSE.
+  IF ( PRESENT(flag) ) THEN
+     IF ( flag .AND. mode=='SST' ) extrp=.TRUE.
+  END IF
 
 !--- GETTING SOME DIMENSIONAL VARIABLES FROM FILE ------------------------------
Index: LMDZ4/branches/LMDZ4_AR5/libf/dyn3dpar/limit_netcdf.F90
===================================================================
--- LMDZ4/branches/LMDZ4_AR5/libf/dyn3dpar/limit_netcdf.F90	(revision 1401)
+++ LMDZ4/branches/LMDZ4_AR5/libf/dyn3dpar/limit_netcdf.F90	(revision 1402)
@@ -347,5 +347,9 @@
     CASE('ALB'); varname='ALBEDO'; title='Albedo'
   END SELECT
-  extrp=(flag.AND.mode=='SST')
+
+  extrp=.FALSE.
+  IF ( PRESENT(flag) ) THEN
+     IF ( flag .AND. mode=='SST' ) extrp=.TRUE.
+  END IF
 
 !--- GETTING SOME DIMENSIONAL VARIABLES FROM FILE ------------------------------