fixed small bug in postprocessing routine of the decoupled

2p-diffusion-models-test



git-svn-id: svn://svn.iws.uni-stuttgart.de/DUMUX/dumux/trunk@7970 2fb0f335-1f38-0410-981e-8018bf24f1b0

test/decoupled/1p/benchmarkresult.hh

@@ -655,7 +655,7 @@ public:
                 Scalar exactFlux = KGrad*unitOuterNormal;
 
                 // get the approximate normalvelocity
-                Scalar approximateFlux = problem.cellData(eIdx).fluxData().velocityTotal(i)*unitOuterNormal;
+                Scalar approximateFlux = problem.variables().cellData(eIdx).fluxData().velocityTotal(i)*unitOuterNormal;
 
                 // calculate the difference in the normal velocity
                 Scalar fluxDiff = exactFlux + approximateFlux;