diff --git a/AMDiS/src/parallel/BddcMlSolver.cc b/AMDiS/src/parallel/BddcMlSolver.cc
index 5152b116c4d039d360b3fa600ea7b2b604c1962a..2894c79f950cef4b3086215531f7a4b783d666c0 100644
--- a/AMDiS/src/parallel/BddcMlSolver.cc
+++ b/AMDiS/src/parallel/BddcMlSolver.cc
@@ -68,11 +68,11 @@ namespace AMDiS {
 
     int nLevel = 2;
     int nSubdomains[nLevel]; 
-    nSubdomains[0] = meshDistributor->getMpiSize();
+    nSubdomains[0] = meshDistributor->getMpiComm(0).Get_size();
     nSubdomains[1] = 1;
 
     int nSubPerProc = 1;
-    MPI_Fint c2f = MPI_Comm_c2f(meshDistributor->getMpiComm());
+    MPI_Fint c2f = MPI_Comm_c2f(meshDistributor->getMpiComm(0));
     int verboseLevel = 2;
     int numbase = 0;
 
@@ -164,7 +164,7 @@ namespace AMDiS {
     // array of indices of subdomain elements in global numbering
     int isegn[nelems];
     int rStartEl, nOverallEl;
-    mpi::getDofNumbering(meshDistributor->getMpiComm(),
+    mpi::getDofNumbering(meshDistributor->getMpiComm(0),
 			 nelems, rStartEl, nOverallEl);
     MSG("rStartEl = %d\n", rStartEl);
     for (int i = 0; i < nelems; i++)
diff --git a/AMDiS/src/parallel/DofComm.cc b/AMDiS/src/parallel/DofComm.cc
index 4ed21232f3f4d1792297aa308edef369f18f9135..a73042412d8c0bdcf0f143dffb2b8d9afede9253 100644
--- a/AMDiS/src/parallel/DofComm.cc
+++ b/AMDiS/src/parallel/DofComm.cc
@@ -116,19 +116,17 @@ namespace AMDiS {
   {
     FUNCNAME("DofComm::getDegree()");
 
-    TEST_EXIT_DBG(meshLevel == 0)("Not yet implemented!\n");
-
     int degree = 0;
 
-    for (map<int, FeMapType>::iterator it = sendDofs[0].begin();
-	 it != sendDofs[0].end(); ++it) {
+    for (map<int, FeMapType>::iterator it = sendDofs.begin();
+	 it != sendDofs.end(); ++it) {
       DofContainer &dc = it->second[feSpace];
       if (find(dc.begin(), dc.end(), dof) != dc.end())
 	degree++;
     }
 
-    for (map<int, FeMapType>::iterator it = recvDofs[0].begin();
-	 it != recvDofs[0].end(); ++it) {
+    for (map<int, FeMapType>::iterator it = recvDofs.begin();
+	 it != recvDofs.end(); ++it) {
       DofContainer &dc = it->second[feSpace];
       if (find(dc.begin(), dc.end(), dof) != dc.end())
 	degree++;