diff --git a/build/source/dshare/get_ixname.f90 b/build/source/dshare/get_ixname.f90
index a1f4680a921687c493d02c79593fae4faca225b4..c5817b9a26e671d3c2cff0132ac0fed9df87ef1a 100755
--- a/build/source/dshare/get_ixname.f90
+++ b/build/source/dshare/get_ixname.f90
@@ -492,7 +492,11 @@ contains
   case('scalarLambda_wetsoil'           ); get_ixdiag = iLookDIAG%scalarLambda_wetsoil             ! thermal conductivity of wet soil     (W m-1)
   case('mLayerThermalC'                 ); get_ixdiag = iLookDIAG%mLayerThermalC                   ! thermal conductivity at the mid-point of each layer (W m-1 K-1)
   case('iLayerThermalC'                 ); get_ixdiag = iLookDIAG%iLayerThermalC                   ! thermal conductivity at the interface of each layer (W m-1 K-1)
-  ! forcing
+  ! enthalpy
+  case('scalarCanairEnthalpy'           ); get_ixdiag = iLookDIAG%scalarCanairEnthalpy             ! enthalpy of the canopy air space (J m-3)
+  case('scalarCanopyEnthalpy'           ); get_ixdiag = iLookDIAG%scalarCanopyEnthalpy             ! enthalpy of the vegetation canopy (J m-3)
+  case('mLayerEnthalpy'                 ); get_ixdiag = iLookDIAG%mLayerEnthalpy                   ! enthalpy of the snow+soil layers (J m-3)
+    ! forcing
   case('scalarVPair'                    ); get_ixdiag = iLookDIAG%scalarVPair                      ! vapor pressure of the air above the vegetation canopy (Pa)
   case('scalarVP_CanopyAir'             ); get_ixdiag = iLookDIAG%scalarVP_CanopyAir               ! vapor pressure of the canopy air space (Pa)
   case('scalarTwetbulb'                 ); get_ixdiag = iLookDIAG%scalarTwetbulb                   ! wetbulb temperature (K)
@@ -563,6 +567,7 @@ contains
   case('scalarVolLatHt_fus'             ); get_ixdiag = iLookDIAG%scalarVolLatHt_fus               ! volumetric latent heat of fusion     (J m-3)
   ! number of function evaluations
   case('numFluxCalls'                   ); get_ixdiag = iLookDIAG%numFluxCalls                     ! number of flux calls (-)
+  case('wallClockTime'                  ); get_ixdiag = iLookDIAG%wallClockTime                    ! wall clock time (s)
   ! get to here if cannot find the variable
   case default
    get_ixdiag = integerMissing
@@ -720,9 +725,16 @@ contains
   case('dGroundEvaporation_dTCanopy'    ); get_ixderiv = iLookDERIV%dGroundEvaporation_dTCanopy    ! derivative in ground evaporation w.r.t. canopy temperature (kg m-2 s-1 K-1)
   case('dGroundEvaporation_dTGround'    ); get_ixderiv = iLookDERIV%dGroundEvaporation_dTGround    ! derivative in ground evaporation w.r.t. ground temperature (kg m-2 s-1 K-1)
   case('dGroundEvaporation_dCanWat'     ); get_ixderiv = iLookDERIV%dGroundEvaporation_dCanWat     ! derivative in ground evaporation w.r.t. canopy liquid water content (s-1)
+  ! derivatives in transpiration
+  case('dCanopyTrans_dTCanair'          ); get_ixderiv = iLookDERIV%dCanopyTrans_dTCanair          ! derivative in canopy transpiration w.r.t. canopy air temperature (kg m-2 s-1 K-1)
+  case('dCanopyTrans_dTCanopy'          ); get_ixderiv = iLookDERIV%dCanopyTrans_dTCanopy          ! derivative in canopy transpiration w.r.t. canopy temperature (kg m-2 s-1 K-1)
+  case('dCanopyTrans_dTGround'          ); get_ixderiv = iLookDERIV%dCanopyTrans_dTGround          ! derivative in canopy transpiration w.r.t. ground temperature (kg m-2 s-1 K-1)
+  case('dCanopyTrans_dCanWat'           ); get_ixderiv = iLookDERIV%dCanopyTrans_dCanWat           ! derivative in canopy transpiration w.r.t. canopy total water content (s-1)
   ! derivatives in canopy water w.r.t canopy temperature
   case('dTheta_dTkCanopy'               ); get_ixderiv = iLookDERIV%dTheta_dTkCanopy               ! derivative of volumetric liquid water content w.r.t. temperature (K-1)
+  case('d2Theta_dTkCanopy2'             ); get_ixderiv = iLookDERIV%d2Theta_dTkCanopy2             ! second derivative of volumetric liquid water content w.r.t. temperature
   case('dCanLiq_dTcanopy'               ); get_ixderiv = iLookDERIV%dCanLiq_dTcanopy               ! derivative of canopy liquid storage w.r.t. temperature (kg m-2 K-1)
+  case('dFracLiqVeg_dTkCanopy'          ); get_ixderiv = iLookDERIV%dFracLiqVeg_dTkCanopy          ! derivative in fraction of (throughfall + drainage)  w.r.t. temperature
   ! derivatives in canopy liquid fluxes w.r.t. canopy water
   case('scalarCanopyLiqDeriv'           ); get_ixderiv = iLookDERIV%scalarCanopyLiqDeriv           ! derivative in (throughfall + canopy drainage) w.r.t. canopy liquid water (s-1)
   case('scalarThroughfallRainDeriv'     ); get_ixderiv = iLookDERIV%scalarThroughfallRainDeriv     ! derivative in throughfall w.r.t. canopy liquid water (s-1)
@@ -730,12 +742,17 @@ contains
   ! derivatives in energy fluxes at the interface of snow+soil layers w.r.t. temperature in layers above and below
   case('dNrgFlux_dTempAbove'            ); get_ixderiv = iLookDERIV%dNrgFlux_dTempAbove            ! derivatives in the flux w.r.t. temperature in the layer above (J m-2 s-1 K-1)
   case('dNrgFlux_dTempBelow '           ); get_ixderiv = iLookDERIV%dNrgFlux_dTempBelow            ! derivatives in the flux w.r.t. temperature in the layer below (J m-2 s-1 K-1)
+  ! derivatives in energy fluxes at the interface of snow+soil layers w.r.t. water state in layers above and below
+  case('dNrgFlux_dWatAbove'             ); get_ixderiv = iLookDERIV%dNrgFlux_dWatAbove             ! derivatives in the flux w.r.t. water state temperature in the layer above
+  case('dNrgFlux_dWatBelow'             ); get_ixderiv = iLookDERIV%dNrgFlux_dWatBelow             ! derivatives in the flux w.r.t. water state in the layer below
   ! derivative in liquid water fluxes at the interface of snow layers w.r.t. volumetric liquid water content in the layer above
   case('iLayerLiqFluxSnowDeriv'         ); get_ixderiv = iLookDERIV%iLayerLiqFluxSnowDeriv         ! derivative in vertical liquid water flux at layer interfaces (m s-1)
   ! derivative in liquid water fluxes for the soil domain w.r.t hydrology state variables
   case('dVolTot_dPsi0'                  ); get_ixderiv = iLookDERIV%dVolTot_dPsi0                  ! derivative in total water content w.r.t. total water matric potential (m-1)
+  case('d2VolTot_d2Psi0'                ); get_ixderiv = iLookDERIV%d2VolTot_d2Psi0                ! second derivative in total water content w.r.t. total water matric potential
   case('dq_dHydStateAbove'              ); get_ixderiv = iLookDERIV%dq_dHydStateAbove              ! change in the flux in layer interfaces w.r.t. state variables in the layer above
   case('dq_dHydStateBelow'              ); get_ixderiv = iLookDERIV%dq_dHydStateBelow              ! change in the flux in layer interfaces w.r.t. state variables in the layer below
+  case('dq_dHydStateLayerSurfVec'       ); get_ixderiv = iLookDERIV%dq_dHydStateLayerSurfVec       ! change in the flux in soil surface interface w.r.t. state variables in layer above and below
   case('mLayerdTheta_dPsi'              ); get_ixderiv = iLookDERIV%mLayerdTheta_dPsi              ! derivative in the soil water characteristic w.r.t. psi (m-1)
   case('mLayerdPsi_dTheta'              ); get_ixderiv = iLookDERIV%mLayerdPsi_dTheta              ! derivative in the soil water characteristic w.r.t. theta (m)
   case('dCompress_dPsi'                 ); get_ixderiv = iLookDERIV%dCompress_dPsi                 ! derivative in compressibility w.r.t matric head (m-1)
@@ -744,9 +761,29 @@ contains
   ! derivative in liquid water fluxes for the soil domain w.r.t energy state variables
   case('dq_dNrgStateAbove'              ); get_ixderiv = iLookDERIV%dq_dNrgStateAbove              ! change in the flux in layer interfaces w.r.t. state variables in the layer above
   case('dq_dNrgStateBelow'              ); get_ixderiv = iLookDERIV%dq_dNrgStateBelow              ! change in the flux in layer interfaces w.r.t. state variables in the layer below
-  case('mLayerdTheta_dTk'               ); get_ixderiv = iLookDERIV%mLayerdTheta_dTk               ! derivative of volumetric liquid water content w.r.t. temperature (K-1)
+  case('dq_dNrgStateLayerSurfVec'       ); get_ixderiv = iLookDERIV%dq_dNrgStateLayerSurfVec       ! change in the flux in soil surface interface w.r.t. state variables in layer above and below
   case('dPsiLiq_dTemp'                  ); get_ixderiv = iLookDERIV%dPsiLiq_dTemp                  ! derivative in the liquid water matric potential w.r.t. temperature (m K-1)
   case('dPsiLiq_dPsi0'                  ); get_ixderiv = iLookDERIV%dPsiLiq_dPsi0                  ! derivative in liquid matric potential w.r.t. total  matric potential (-)
+  ! derivatives in soil transpiration w.r.t. canopy state variables
+  case('mLayerdTrans_dTCanair'          ); get_ixderiv = iLookDERIV%mLayerdTrans_dTCanair          ! derivatives in the soil layer transpiration flux w.r.t. canopy air temperature
+  case('mLayerdTrans_dTCanopy'          ); get_ixderiv = iLookDERIV%mLayerdTrans_dTCanopy          ! derivatives in the soil layer transpiration flux w.r.t. canopy temperature
+  case('mLayerdTrans_dTGround'          ); get_ixderiv = iLookDERIV%mLayerdTrans_dTGround          ! derivatives in the soil layer transpiration flux w.r.t. ground temperature
+  case('mLayerdTrans_dCanWat'           ); get_ixderiv = iLookDERIV%mLayerdTrans_dCanWat           ! derivatives in the soil layer transpiration flux w.r.t. canopy total water
+  ! derivatives in aquifer transpiration w.r.t. canopy state variables
+  case('dAquiferTrans_dTCanair'         ); get_ixderiv = iLookDERIV%dAquiferTrans_dTCanair         ! derivative in the aquifer transpiration flux w.r.t. canopy air temperature
+  case('dAquiferTrans_dTCanopy'         ); get_ixderiv = iLookDERIV%dAquiferTrans_dTCanopy         ! derivative in the aquifer transpiration flux w.r.t. canopy temperature
+  case('dAquiferTrans_dTGround'         ); get_ixderiv = iLookDERIV%dAquiferTrans_dTGround         ! derivative in the aquifer transpiration flux w.r.t. ground temperature
+  case('dAquiferTrans_dCanWat'          ); get_ixderiv = iLookDERIV%dAquiferTrans_dCanWat          ! derivative in the aquifer transpiration flux w.r.t. canopy total water
+  ! derivative in liquid water fluxes for the soil and snow domain w.r.t temperature
+  case('dFracLiqSnow_dTk'               ); get_ixderiv = iLookDERIV%dFracLiqSnow_dTk               ! derivative in fraction of liquid snow w.r.t. temperature
+  case('mLayerdTheta_dTk'               ); get_ixderiv = iLookDERIV%mLayerdTheta_dTk               ! derivative of volumetric liquid water content w.r.t. temperature (K-1)
+  case('mLayerd2Theta_dTk2'             ); get_ixderiv = iLookDERIV%mLayerd2Theta_dTk2             ! second derivative of volumetric liquid water content w.r.t. temperature
+  ! derivate in bulk heat capacity w.r.t. relevant state variables
+  case('dVolHtCapBulk_dPsi0'            ); get_ixderiv = iLookDERIV%dVolHtCapBulk_dPsi0            ! derivative in bulk heat capacity w.r.t. matric potential
+  case('dVolHtCapBulk_dTheta'           ); get_ixderiv = iLookDERIV%dVolHtCapBulk_dTheta           ! derivative in bulk heat capacity w.r.t. volumetric water content
+  case('dVolHtCapBulk_dCanWat'          ); get_ixderiv = iLookDERIV%dVolHtCapBulk_dCanWat          ! derivative in bulk heat capacity w.r.t. volumetric water content
+  case('dVolHtCapBulk_dTk'              ); get_ixderiv = iLookDERIV%dVolHtCapBulk_dTk              ! derivative in bulk heat capacity w.r.t. temperature
+  case('dVolHtCapBulk_dTkCanopy'        ); get_ixderiv = iLookDERIV%dVolHtCapBulk_dTkCanopy        ! derivative in bulk heat capacity w.r.t. temperature
 
   case default
    get_ixderiv = integerMissing
diff --git a/build/source/engine/opSplittin.f90 b/build/source/engine/opSplittin.f90
index ee77b6d0bc738582bde3c39d80dc7950648febd5..a118d6c7eb60714fe0706a846ec20826891d8e10 100755
--- a/build/source/engine/opSplittin.f90
+++ b/build/source/engine/opSplittin.f90
@@ -376,9 +376,6 @@ subroutine opSplittin(&
         print*, message
         return
   end select
-
-
-  print*, "nCoupling", nCoupling
   ! *****
   ! (0) PRELIMINARIES...
   ! ********************