diff --git a/.gitignore b/.gitignore
index bf123be..11b86a3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -60,3 +60,6 @@ graphs/*.npart.*
 GKlib
 .svn/
 
+# VSCode things
+.vscode/
+
diff --git a/CMakeLists.txt b/CMakeLists.txt
index a15d19a..869daf6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -19,20 +19,20 @@ endif(SHARED)
 include(./conf/gkbuild.cmake)
 
 # METIS' custom options
-#option(IDX64 "enable 64 bit ints" OFF)
-#option(REAL64 "enable 64 bit floats (i.e., double)" OFF)
-#if(IDX64)
-#  set(METIS_COPTIONS "${METIS_COPTIONS} -DIDXTYPEWIDTH=64")
-#else()
-#  set(METIS_COPTIONS "${METIS_COPTIONS} -DIDXTYPEWIDTH=32")
-#endif(IDX64)
-#if(REAL64)
-#  set(METIS_COPTIONS "${METIS_COPTIONS} -DREALTYPEWIDTH=64")
-#else()
-#  set(METIS_COPTIONS "${METIS_COPTIONS} -DREALTYPEWIDTH=32")
-#endif(REAL64)
-#
-#set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${METIS_COPTIONS}")
+option(IDX64 "enable 64 bit ints" OFF)
+option(REAL64 "enable 64 bit floats (i.e., double)" OFF)
+if(IDX64)
+ set(METIS_COPTIONS "${METIS_COPTIONS} -DIDXTYPEWIDTH=64")
+else()
+ set(METIS_COPTIONS "${METIS_COPTIONS} -DIDXTYPEWIDTH=32")
+endif(IDX64)
+if(REAL64)
+ set(METIS_COPTIONS "${METIS_COPTIONS} -DREALTYPEWIDTH=64")
+else()
+ set(METIS_COPTIONS "${METIS_COPTIONS} -DREALTYPEWIDTH=32")
+endif(REAL64)
+
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${METIS_COPTIONS}")
 
 
 # Add include directories.
diff --git a/libmetis/defs.h b/libmetis/defs.h
index c18350f..4f274d9 100644
--- a/libmetis/defs.h
+++ b/libmetis/defs.h
@@ -57,4 +57,7 @@
 #define KMETIS_DEFAULT_UFACTOR          30
 #define OMETIS_DEFAULT_UFACTOR          200
 
+/* Metis error during recursive bisection */
+#define METIS_ERR_INVALID_BISECTION -999999
+
 #endif
diff --git a/libmetis/pmetis.c b/libmetis/pmetis.c
index 9174aa3..3e7af0d 100644
--- a/libmetis/pmetis.c
+++ b/libmetis/pmetis.c
@@ -132,6 +132,9 @@ int METIS_PartGraphRecursive(idx_t *nvtxs, idx_t *ncon, idx_t *xadj,
   iset(*nvtxs, 0, part);
   *objval = (*nparts == 1 ? 0 : MlevelRecursiveBisection(ctrl, graph, *nparts, part, ctrl->tpwgts, 0));
 
+  if (*objval == METIS_ERR_INVALID_BISECTION)
+    return metis_rcode(METIS_ERR_INVALID_BISECTION);
+
   IFSET(ctrl->dbglvl, METIS_DBG_TIME, gk_stopcputimer(ctrl->TotalTmr));
   IFSET(ctrl->dbglvl, METIS_DBG_TIME, PrintTimers(ctrl));
 
@@ -165,7 +168,7 @@ idx_t MlevelRecursiveBisection(ctrl_t *ctrl, graph_t *graph, idx_t nparts,
   if ((nvtxs = graph->nvtxs) == 0) {
     printf("\t***Cannot bisect a graph with 0 vertices!\n"
            "\t***You are trying to partition a graph into too many parts!\n");
-    return 0;
+    return METIS_ERR_INVALID_BISECTION;
   }
 
   ncon = graph->ncon;
@@ -203,16 +206,28 @@ idx_t MlevelRecursiveBisection(ctrl_t *ctrl, graph_t *graph, idx_t nparts,
   }
 
   /* Do the recursive call */
+  idx_t lobjval, robjval;
   if (nparts > 3) {
-    objval += MlevelRecursiveBisection(ctrl, lgraph, (nparts>>1), part, 
+    lobjval = MlevelRecursiveBisection(ctrl, lgraph, (nparts>>1), part, 
                tpwgts, fpart);
-    objval += MlevelRecursiveBisection(ctrl, rgraph, nparts-(nparts>>1), part, 
+    robjval = MlevelRecursiveBisection(ctrl, rgraph, nparts-(nparts>>1), part, 
                tpwgts+(nparts>>1)*ncon, fpart+(nparts>>1));
+
+    if (lobjval != METIS_ERR_INVALID_BISECTION && robjval != METIS_ERR_INVALID_BISECTION) {
+      objval += lobjval + robjval;
+    }
+    else
+      objval = METIS_ERR_INVALID_BISECTION;
   }
   else if (nparts == 3) {
     FreeGraph(&lgraph);
-    objval += MlevelRecursiveBisection(ctrl, rgraph, nparts-(nparts>>1), part, 
+    robjval = MlevelRecursiveBisection(ctrl, rgraph, nparts-(nparts>>1), part, 
                tpwgts+(nparts>>1)*ncon, fpart+(nparts>>1));
+    if (robjval != METIS_ERR_INVALID_BISECTION) {
+      objval += robjval;
+    }
+    else
+      objval = METIS_ERR_INVALID_BISECTION;
   }