diff --git a/code/constitutive.f90 b/code/constitutive.f90
index 353d41153..4a17c4b36 100644
--- a/code/constitutive.f90
+++ b/code/constitutive.f90
@@ -709,7 +709,7 @@ subroutine constitutive_LiAndItsTangent(Li, dLi_dTstar3333, dLi_dFi3333, Tstar_v
    end select
    Li = Li + my_Li
    dLi_dTstar3333 = dLi_dTstar3333 + my_dLi_dTstar
-enddo  
+ enddo  
 
  FiInv = math_inv33(Fi)
  detFi = math_det33(Fi)
diff --git a/code/crystallite.f90 b/code/crystallite.f90
index 9f7252761..fc66799e2 100644
--- a/code/crystallite.f90
+++ b/code/crystallite.f90
@@ -709,6 +709,10 @@ subroutine crystallite_stressAndItsTangent(updateJaco)
  NiterationCrystallite = 0_pInt
  numerics_integrationMode = 1_pInt
  cutbackLooping: do while (any(crystallite_todo(:,startIP:endIP,FEsolving_execELem(1):FEsolving_execElem(2))))
+
+   if (iand(debug_level(debug_crystallite),debug_levelExtensive) /= 0_pInt) &
+     write(6,'(a,i6)') '<< CRYST >> crystallite iteration ',NiterationCrystallite
+
    timeSyncing1: if (any(.not. crystallite_localPlasticity) .and. numerics_timeSyncing) then
 
     ! Time synchronization can only be used for nonlocal calculations, and only there it makes sense.
@@ -719,9 +723,6 @@ subroutine crystallite_stressAndItsTangent(updateJaco)
     ! However, some synchronization of the time step has to be done at the border between "bad" ips
     ! and the ones that immediately converged.
 
-     if (iand(debug_level(debug_crystallite),debug_levelExtensive) /= 0_pInt) &
-       write(6,'(a,i6)') '<< CRYST >> crystallite iteration ',NiterationCrystallite
-
      if (any(crystallite_syncSubFrac)) then
 
        ! Just did a time synchronization.
@@ -937,6 +938,7 @@ subroutine crystallite_stressAndItsTangent(updateJaco)
      !$OMP END PARALLEL DO
 
    endif timeSyncing1
+
    !$OMP PARALLEL DO PRIVATE(myNgrains,formerSubStep)
      elementLooping3: do e = FEsolving_execElem(1),FEsolving_execElem(2)
        myNgrains = homogenization_Ngrains(mesh_element(3,e))
@@ -3686,7 +3688,7 @@ logical function crystallite_integrateStress(&
      if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt &
          .and. ((e == debug_e .and. i == debug_i .and. g == debug_g) &
                 .or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) then
-       write(6,'(a,i3,/)') '<< CRYST >> iteration ', NiterationStressLp
+       write(6,'(a,i3,/)') '<< CRYST >> stress iteration ', NiterationStressLp
        write(6,'(a,/,3(12x,3(e20.7,1x)/))') '<< CRYST >> Lp_constitutive', math_transpose33(Lp_constitutive)
        write(6,'(a,/,3(12x,3(e20.7,1x)/))') '<< CRYST >> Lpguess', math_transpose33(Lpguess)
      endif
@@ -3780,6 +3782,14 @@ logical function crystallite_integrateStress(&
    call constitutive_LiAndItsTangent(Li_constitutive, dLi_dT3333, dLi_dFi3333, &
                                      Tstar_v, Fi_new, g, i, e)
 
+#ifndef _OPENMP
+     if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt &
+         .and. ((e == debug_e .and. i == debug_i .and. g == debug_g) &
+                .or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) then
+       write(6,'(a,/,3(12x,3(e20.7,1x)/))') '<< CRYST >> Li_constitutive', math_transpose33(Li_constitutive)
+       write(6,'(a,/,3(12x,3(e20.7,1x)/))') '<< CRYST >> Liguess', math_transpose33(Liguess)
+     endif
+#endif
    !* update current residuum and check for convergence of loop
 
    aTolLi = max(rTol_crystalliteStress * max(math_norm33(Liguess),math_norm33(Li_constitutive)), &  ! absolute tolerance from largest acceptable relative error
@@ -3823,9 +3833,27 @@ logical function crystallite_integrateStress(&
 #elif(FLOAT==4)
      call sgesv(9,1,dRLi_dLi,9,ipiv,work,9,ierr)                                                    ! solve dRLi/dLp * delta Li = -res for delta Li
 #endif
-     if (ierr /= 0_pInt) then
-       return
-     endif
+       if (ierr /= 0_pInt) then
+#ifndef _OPENMP
+         if (iand(debug_level(debug_crystallite), debug_levelBasic) /= 0_pInt) then
+           write(6,'(a,i8,1x,a,i8,a,1x,i2,1x,i3,a,i3)') '<< CRYST >> integrateStress failed on dR/dLi inversion at el ip g ', &
+             e,mesh_element(1,e),i,g
+           if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt &
+               .and. ((e == debug_e .and. i == debug_i .and. g == debug_g)&
+                      .or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) then
+             write(6,*)
+             write(6,'(a,/,9(12x,9(e15.3,1x)/))') '<< CRYST >> dR_dLi',transpose(dRLi_dLi)
+             write(6,'(a,/,9(12x,9(e15.3,1x)/))') '<< CRYST >> dFe_dLi',transpose(math_Plain3333to99(dFe_dLi3333))
+             write(6,'(a,/,9(12x,9(e15.3,1x)/))') '<< CRYST >> dT_dFi_constitutive',transpose(math_Plain3333to99(dT_dFi3333))
+             write(6,'(a,/,9(12x,9(e15.3,1x)/))') '<< CRYST >> dLi_dT_constitutive',transpose(math_Plain3333to99(dLi_dT3333))
+             write(6,'(a,/,3(12x,3(e20.7,1x)/))') '<< CRYST >> Li_constitutive',math_transpose33(Li_constitutive)
+             write(6,'(a,/,3(12x,3(e20.7,1x)/))') '<< CRYST >> Liguess',math_transpose33(Liguess)
+           endif
+         endif
+#endif
+         return
+       endif
+
      deltaLi = - math_plain9to33(work)
    endif
    jacoCounterLi = jacoCounterLi + 1_pInt                                                           ! increase counter for jaco update