Index: /u/astrid-r1b/morlighe/issmuci/trunk-jpl/../trunk-jpl/src/c/modules/Solverx/SolverxPetsc.cpp
===================================================================
--- /u/astrid-r1b/morlighe/issmuci/trunk-jpl/../trunk-jpl/src/c/modules/Solverx/SolverxPetsc.cpp	(revision 12864)
+++ /u/astrid-r1b/morlighe/issmuci/trunk-jpl/../trunk-jpl/src/c/modules/Solverx/SolverxPetsc.cpp	(revision 12865)
@@ -69,7 +69,7 @@
 	_assert_(Kff);
 	MatGetSize(Kff,&global_m,&global_n); _assert_(global_m==global_m);
 	if(!global_n){
-		*puf=NULL; return;
+		*puf=NewVec(0); return;
 	}
 
 	/*Initial guess */