Index: /issm/trunk-jpl/src/c/solutionsequences/solutionsequence_hydro_nonlinear.cpp
===================================================================
--- /issm/trunk-jpl/src/c/solutionsequences/solutionsequence_hydro_nonlinear.cpp	(revision 16569)
+++ /issm/trunk-jpl/src/c/solutionsequences/solutionsequence_hydro_nonlinear.cpp	(revision 16570)
@@ -166,4 +166,5 @@
 			delete ug_sed_main_iter;
 			if (xIsNan<IssmDouble>(ndu_sed) || xIsNan<IssmDouble>(nu_sed)) _error_("Sed convergence criterion is NaN!");
+			if (ndu_sed==0.0 && nu_sed==0.0) nu_sed=1.0e-6; /*Hacking the case where the Sediment is used but empty*/
 			if (!xIsNan<IssmDouble>(eps_hyd)){
 				if (!isefficientlayer){