diff --git a/common/WideHalo.cpp b/common/WideHalo.cpp
index ee2b2ca5..ca82473f 100644
--- a/common/WideHalo.cpp
+++ b/common/WideHalo.cpp
@@ -234,59 +234,59 @@ void ScaLBLWideHalo_Communicator::Send(double *data){
 	//...................................................................................
 	// Send / Recv all the phase indcator field values
 	//...................................................................................
-	req1[0] = MPI_COMM_SCALBL.Isend(&sendCount_x,1,rank_x,sendtag+0);
-	req2[0] = MPI_COMM_SCALBL.Irecv(&recvCount_X,1,rank_X,recvtag+0);
-	req1[1] = MPI_COMM_SCALBL.Isend(&sendCount_X,1,rank_X,sendtag+1);
-	req2[1] = MPI_COMM_SCALBL.Irecv(&recvCount_x,1,rank_x,recvtag+1);
-	req1[2] = MPI_COMM_SCALBL.Isend(&sendCount_y,1,rank_y,sendtag+2);
-	req2[2] = MPI_COMM_SCALBL.Irecv(&recvCount_Y,1,rank_Y,recvtag+2);
-	req1[3] = MPI_COMM_SCALBL.Isend(&sendCount_Y,1,rank_Y,sendtag+3);
-	req2[3] = MPI_COMM_SCALBL.Irecv(&recvCount_y,1,rank_y,recvtag+3);
-	req1[4] = MPI_COMM_SCALBL.Isend(&sendCount_z,1,rank_z,sendtag+4);
-	req2[4] = MPI_COMM_SCALBL.Irecv(&recvCount_Z,1,rank_Z,recvtag+4);
-	req1[5] = MPI_COMM_SCALBL.Isend(&sendCount_Z,1,rank_Z,sendtag+5);
-	req2[5] = MPI_COMM_SCALBL.Irecv(&recvCount_z,1,rank_z,recvtag+5);
-	req1[6] = MPI_COMM_SCALBL.Isend(&sendCount_xy,1,rank_xy,sendtag+6);
-	req2[6] = MPI_COMM_SCALBL.Irecv(&recvCount_XY,1,rank_XY,recvtag+6);
-	req1[7] = MPI_COMM_SCALBL.Isend(&sendCount_XY,1,rank_XY,sendtag+7);
-	req2[7] = MPI_COMM_SCALBL.Irecv(&recvCount_xy,1,rank_xy,recvtag+7);
-	req1[8] = MPI_COMM_SCALBL.Isend(&sendCount_Xy,1,rank_Xy,sendtag+8);
-	req2[8] = MPI_COMM_SCALBL.Irecv(&recvCount_xY,1,rank_xY,recvtag+8);
-	req1[9] = MPI_COMM_SCALBL.Isend(&sendCount_xY,1,rank_xY,sendtag+9);
-	req2[9] = MPI_COMM_SCALBL.Irecv(&recvCount_Xy,1,rank_Xy,recvtag+9);
-	req1[10] = MPI_COMM_SCALBL.Isend(&sendCount_xz,1,rank_xz,sendtag+10);
-	req2[10] = MPI_COMM_SCALBL.Irecv(&recvCount_XZ,1,rank_XZ,recvtag+10);
-	req1[11] = MPI_COMM_SCALBL.Isend(&sendCount_XZ,1,rank_XZ,sendtag+11);
-	req2[11] = MPI_COMM_SCALBL.Irecv(&recvCount_xz,1,rank_xz,recvtag+11);
-	req1[12] = MPI_COMM_SCALBL.Isend(&sendCount_Xz,1,rank_Xz,sendtag+12);
-	req2[12] = MPI_COMM_SCALBL.Irecv(&recvCount_xZ,1,rank_xZ,recvtag+12);
-	req1[13] = MPI_COMM_SCALBL.Isend(&sendCount_xZ,1,rank_xZ,sendtag+13);
-	req2[13] = MPI_COMM_SCALBL.Irecv(&recvCount_Xz,1,rank_Xz,recvtag+13);
-	req1[14] = MPI_COMM_SCALBL.Isend(&sendCount_yz,1,rank_yz,sendtag+14);
-	req2[14] = MPI_COMM_SCALBL.Irecv(&recvCount_YZ,1,rank_YZ,recvtag+14);
-	req1[15] = MPI_COMM_SCALBL.Isend(&sendCount_YZ,1,rank_YZ,sendtag+15);
-	req2[15] = MPI_COMM_SCALBL.Irecv(&recvCount_yz,1,rank_yz,recvtag+15);
-	req1[16] = MPI_COMM_SCALBL.Isend(&sendCount_Yz,1,rank_Yz,sendtag+16);
-	req2[16] = MPI_COMM_SCALBL.Irecv(&recvCount_yZ,1,rank_yZ,recvtag+16);
-	req1[17] = MPI_COMM_SCALBL.Isend(&sendCount_yZ,1,rank_yZ,sendtag+17);
-	req2[17] = MPI_COMM_SCALBL.Irecv(&recvCount_Yz,1,rank_Yz,recvtag+17);
+	req1[0] = MPI_COMM_SCALBL.Isend(sendbuf_x,sendCount_x,rank_x,sendtag+0);
+	req2[0] = MPI_COMM_SCALBL.Irecv(recvbuf_X,recvCount_X,rank_X,recvtag+0);
+	req1[1] = MPI_COMM_SCALBL.Isend(sendbuf_X,sendCount_X,rank_X,sendtag+1);
+	req2[1] = MPI_COMM_SCALBL.Irecv(recvbuf_x,recvCount_x,rank_x,recvtag+1);
+	req1[2] = MPI_COMM_SCALBL.Isend(sendbuf_y,sendCount_y,rank_y,sendtag+2);
+	req2[2] = MPI_COMM_SCALBL.Irecv(recvbuf_Y,recvCount_Y,rank_Y,recvtag+2);
+	req1[3] = MPI_COMM_SCALBL.Isend(sendbuf_Y,sendCount_Y,rank_Y,sendtag+3);
+	req2[3] = MPI_COMM_SCALBL.Irecv(recvbuf_y,recvCount_y,rank_y,recvtag+3);
+	req1[4] = MPI_COMM_SCALBL.Isend(sendbuf_z,sendCount_z,rank_z,sendtag+4);
+	req2[4] = MPI_COMM_SCALBL.Irecv(recvbuf_Z,recvCount_Z,rank_Z,recvtag+4);
+	req1[5] = MPI_COMM_SCALBL.Isend(sendbuf_Z,sendCount_Z,rank_Z,sendtag+5);
+	req2[5] = MPI_COMM_SCALBL.Irecv(recvbuf_z,recvCount_z,rank_z,recvtag+5);
+	req1[6] = MPI_COMM_SCALBL.Isend(sendbuf_xy,sendCount_xy,rank_xy,sendtag+6);
+	req2[6] = MPI_COMM_SCALBL.Irecv(recvbuf_XY,recvCount_XY,rank_XY,recvtag+6);
+	req1[7] = MPI_COMM_SCALBL.Isend(sendbuf_XY,sendCount_XY,rank_XY,sendtag+7);
+	req2[7] = MPI_COMM_SCALBL.Irecv(recvbuf_xy,recvCount_xy,rank_xy,recvtag+7);
+	req1[8] = MPI_COMM_SCALBL.Isend(sendbuf_Xy,sendCount_Xy,rank_Xy,sendtag+8);
+	req2[8] = MPI_COMM_SCALBL.Irecv(recvbuf_xY,recvCount_xY,rank_xY,recvtag+8);
+	req1[9] = MPI_COMM_SCALBL.Isend(sendbuf_xY,sendCount_xY,rank_xY,sendtag+9);
+	req2[9] = MPI_COMM_SCALBL.Irecv(recvbuf_Xy,recvCount_Xy,rank_Xy,recvtag+9);
+	req1[10] = MPI_COMM_SCALBL.Isend(sendbuf_xz,sendCount_xz,rank_xz,sendtag+10);
+	req2[10] = MPI_COMM_SCALBL.Irecv(recvbuf_XZ,recvCount_XZ,rank_XZ,recvtag+10);
+	req1[11] = MPI_COMM_SCALBL.Isend(sendbuf_XZ,sendCount_XZ,rank_XZ,sendtag+11);
+	req2[11] = MPI_COMM_SCALBL.Irecv(recvbuf_xz,recvCount_xz,rank_xz,recvtag+11);
+	req1[12] = MPI_COMM_SCALBL.Isend(sendbuf_Xz,sendCount_Xz,rank_Xz,sendtag+12);
+	req2[12] = MPI_COMM_SCALBL.Irecv(recvbuf_xZ,recvCount_xZ,rank_xZ,recvtag+12);
+	req1[13] = MPI_COMM_SCALBL.Isend(sendbuf_xZ,sendCount_xZ,rank_xZ,sendtag+13);
+	req2[13] = MPI_COMM_SCALBL.Irecv(recvbuf_Xz,recvCount_Xz,rank_Xz,recvtag+13);
+	req1[14] = MPI_COMM_SCALBL.Isend(sendbuf_yz,sendCount_yz,rank_yz,sendtag+14);
+	req2[14] = MPI_COMM_SCALBL.Irecv(recvbuf_YZ,recvCount_YZ,rank_YZ,recvtag+14);
+	req1[15] = MPI_COMM_SCALBL.Isend(sendbuf_YZ,sendCount_YZ,rank_YZ,sendtag+15);
+	req2[15] = MPI_COMM_SCALBL.Irecv(recvbuf_yz,recvCount_yz,rank_yz,recvtag+15);
+	req1[16] = MPI_COMM_SCALBL.Isend(sendbuf_Yz,sendCount_Yz,rank_Yz,sendtag+16);
+	req2[16] = MPI_COMM_SCALBL.Irecv(recvbuf_yZ,recvCount_yZ,rank_yZ,recvtag+16);
+	req1[17] = MPI_COMM_SCALBL.Isend(sendbuf_yZ,sendCount_yZ,rank_yZ,sendtag+17);
+	req2[17] = MPI_COMM_SCALBL.Irecv(recvbuf_Yz,recvCount_Yz,rank_Yz,recvtag+17);
 	/* Corners */
-	req1[18] = MPI_COMM_SCALBL.Isend(&sendCount_xyz,1,rank_xyz,sendtag+18);
-	req2[18] = MPI_COMM_SCALBL.Irecv(&recvCount_XYZ,1,rank_XYZ,recvtag+18);
-	req1[19] = MPI_COMM_SCALBL.Isend(&sendCount_XYz,1,rank_XYz,sendtag+19);
-	req2[19] = MPI_COMM_SCALBL.Irecv(&recvCount_xyZ,1,rank_xyZ,recvtag+19);
-	req1[20] = MPI_COMM_SCALBL.Isend(&sendCount_Xyz,1,rank_Xyz,sendtag+20);
-	req2[20] = MPI_COMM_SCALBL.Irecv(&recvCount_xYZ,1,rank_xYZ,recvtag+20);
-	req1[21] = MPI_COMM_SCALBL.Isend(&sendCount_xYz,1,rank_xYz,sendtag+21);
-	req2[21] = MPI_COMM_SCALBL.Irecv(&recvCount_XyZ,1,rank_XyZ,recvtag+21);
-	req1[22] = MPI_COMM_SCALBL.Isend(&sendCount_xyZ,1,rank_xyZ,sendtag+22);
-	req2[22] = MPI_COMM_SCALBL.Irecv(&recvCount_XYz,1,rank_XYz,recvtag+22);
-	req1[23] = MPI_COMM_SCALBL.Isend(&sendCount_XYZ,1,rank_XYZ,sendtag+23);
-	req2[23] = MPI_COMM_SCALBL.Irecv(&recvCount_xyz,1,rank_xyz,recvtag+23);
-	req1[24] = MPI_COMM_SCALBL.Isend(&sendCount_XyZ,1,rank_XyZ,sendtag+24);
-	req2[24] = MPI_COMM_SCALBL.Irecv(&recvCount_xYz,1,rank_xYz,recvtag+24);
-	req1[25] = MPI_COMM_SCALBL.Isend(&sendCount_xYZ,1,rank_xYZ,sendtag+25);
-	req2[25] = MPI_COMM_SCALBL.Irecv(&recvCount_Xyz,1,rank_Xyz,recvtag+25);
+	req1[18] = MPI_COMM_SCALBL.Isend(sendbuf_xyz,sendCount_xyz,rank_xyz,sendtag+18);
+	req2[18] = MPI_COMM_SCALBL.Irecv(recvbuf_XYZ,recvCount_XYZ,rank_XYZ,recvtag+18);
+	req1[19] = MPI_COMM_SCALBL.Isend(sendbuf_XYz,sendCount_XYz,rank_XYz,sendtag+19);
+	req2[19] = MPI_COMM_SCALBL.Irecv(recvbuf_xyZ,recvCount_xyZ,rank_xyZ,recvtag+19);
+	req1[20] = MPI_COMM_SCALBL.Isend(sendbuf_Xyz,sendCount_Xyz,rank_Xyz,sendtag+20);
+	req2[20] = MPI_COMM_SCALBL.Irecv(recvbuf_xYZ,recvCount_xYZ,rank_xYZ,recvtag+20);
+	req1[21] = MPI_COMM_SCALBL.Isend(sendbuf_xYz,sendCount_xYz,rank_xYz,sendtag+21);
+	req2[21] = MPI_COMM_SCALBL.Irecv(recvbuf_XyZ,recvCount_XyZ,rank_XyZ,recvtag+21);
+	req1[22] = MPI_COMM_SCALBL.Isend(sendbuf_xyZ,sendCount_xyZ,rank_xyZ,sendtag+22);
+	req2[22] = MPI_COMM_SCALBL.Irecv(recvbuf_XYz,recvCount_XYz,rank_XYz,recvtag+22);
+	req1[23] = MPI_COMM_SCALBL.Isend(sendbuf_XYZ,sendCount_XYZ,rank_XYZ,sendtag+23);
+	req2[23] = MPI_COMM_SCALBL.Irecv(recvbuf_xyz,recvCount_xyz,rank_xyz,recvtag+23);
+	req1[24] = MPI_COMM_SCALBL.Isend(sendbuf_XyZ,sendCount_XyZ,rank_XyZ,sendtag+24);
+	req2[24] = MPI_COMM_SCALBL.Irecv(recvbuf_xYz,recvCount_xYz,rank_xYz,recvtag+24);
+	req1[25] = MPI_COMM_SCALBL.Isend(sendbuf_xYZ,sendCount_xYZ,rank_xYZ,sendtag+25);
+	req2[25] = MPI_COMM_SCALBL.Irecv(recvbuf_Xyz,recvCount_Xyz,rank_Xyz,recvtag+25);
 	//...................................................................................
 
 }
@@ -302,6 +302,9 @@ void ScaLBLWideHalo_Communicator::Recv(double *data){
 	Utilities::MPI::waitAll(26,req2);
 	ScaLBL_DeviceBarrier();
 	//...................................................................................
+	//printf("Ready to unpack %i to x\n",recvCount_x);
+	//printf("   print first 10 values...\n");
+	//for (int idx=0; idx<10; idx++) printf("     recvBuf[%i]=%f \n",idx,recvbuf_x[idx]);
 	ScaLBL_Scalar_Unpack(dvcRecvList_x, recvCount_x,recvbuf_x, data, Nh);
 	ScaLBL_Scalar_Unpack(dvcRecvList_y, recvCount_y,recvbuf_y, data, Nh);
 	ScaLBL_Scalar_Unpack(dvcRecvList_X, recvCount_X,recvbuf_X, data, Nh);