diff --git a/idp/macro_ddm.idp b/idp/macro_ddm.idp
index a29dacf0..c4260b9f 100644
--- a/idp/macro_ddm.idp
+++ b/idp/macro_ddm.idp
@@ -477,6 +477,19 @@ ENDIFMACRO
         defPart(func2vec) = initPart(khi);
     }
     D[level - 1] = func2vec[];
+IFMACRO(privateCreateMat)
+    for(int j = 0; j < mpisize; ++j) {
+        mpiBarrier(mpiCommWorld);
+        if(j == mpirank) {
+            cout << mpirank << ": \n" << intersection[0] << "\n";
+            for(int i = 0; i < intersection.n - 1; ++i) {
+                cout << intersection[i + 1].n << "\t";
+            }
+            cout << endl;
+        }
+        mpiBarrier(mpiCommWorld);
+    }
+ENDIFMACRO
 IFMACRO(!privateCreatePartition)
 IFMACRO(!privateCreateMat)
 IFMACRO(privateBuildDmesh)