diff --git a/met/data/wrappers/read_tmp_dataplane.py b/met/data/wrappers/read_tmp_dataplane.py
index e21c17ba3f..c6f8f57a9c 100644
--- a/met/data/wrappers/read_tmp_dataplane.py
+++ b/met/data/wrappers/read_tmp_dataplane.py
@@ -27,7 +27,6 @@
         grid[grid_attr] = attr_val
     else:
         met_attrs[attr] = attr_val
-grid['nx'], grid['ny'] = int(grid['nx']), int(grid['ny'])
 met_attrs['grid'] = grid
 met_attrs['name'] = met_attrs['name_str']
 del met_attrs['name_str']
diff --git a/met/src/libcode/vx_python3_utils/python3_dict.cc b/met/src/libcode/vx_python3_utils/python3_dict.cc
index 6d38599aa4..99a0d5fc93 100644
--- a/met/src/libcode/vx_python3_utils/python3_dict.cc
+++ b/met/src/libcode/vx_python3_utils/python3_dict.cc
@@ -164,6 +164,14 @@ if ( ! a )  {
 
 }
 
+// If not a Long, try interpreting as LongLong for numpy.int64 values
+
+if ( ! PyLong_Check(a) )  {
+
+   a = PyLong_FromLongLong(PyLong_AsLongLong(a));
+
+}
+
 if ( ! PyLong_Check(a) )  {
 
    mlog << Error << "\nPython3_Dict::lookup_int(const char *) -> "
diff --git a/met/src/tools/tc_utils/tc_pairs/tc_pairs.cc b/met/src/tools/tc_utils/tc_pairs/tc_pairs.cc
index a86b1a3d49..6fd095d299 100644
--- a/met/src/tools/tc_utils/tc_pairs/tc_pairs.cc
+++ b/met/src/tools/tc_utils/tc_pairs/tc_pairs.cc
@@ -1740,7 +1740,7 @@ void compute_track_err(const TrackInfo &adeck, const TrackInfo &bdeck,
                        NumArray &altk_err, NumArray &crtk_err) {
    int i, i_adeck, i_bdeck, status;
    unixtime ut, ut_min, ut_max;
-   int ut_inc, n_ut;
+   int bd_inc, ut_inc, n_ut;
    float alat[mxp], alon[mxp], blat[mxp], blon[mxp];
    float crtk[mxp], altk[mxp];
    double x, y, tk, lon_min, lon_max;
@@ -1760,8 +1760,10 @@ void compute_track_err(const TrackInfo &adeck, const TrackInfo &bdeck,
    // Determine the valid increment
    // For BEST tracks, use a constant time step
    // For non-BEST tracks, select the most common BDECK time step
-   if(bdeck.is_best_track()) ut_inc = best_track_time_step;
-   else                      ut_inc = bdeck.valid_inc();
+   // Check for 0 and bad data
+   bd_inc = bdeck.valid_inc();
+   ut_inc = (bdeck.is_best_track() || bd_inc == 0 || is_bad_data(bd_inc) ?
+             best_track_time_step : bd_inc);
 
    // Round the valid times to the nearest valid increment
    if(ut_min%ut_inc != 0) ut_min = (ut_min/ut_inc + 1)*ut_inc;
diff --git a/scripts/docker/Dockerfile b/scripts/docker/Dockerfile
index 9a80592f6b..330e0bbadd 100644
--- a/scripts/docker/Dockerfile
+++ b/scripts/docker/Dockerfile
@@ -53,7 +53,7 @@ RUN yum -y update \
  && yum -y install gv ncview wgrib wgrib2 ImageMagick ps2pdf \
  && yum -y install python3 python3-devel python3-pip \
  && pip3 install --upgrade pip \
- && python3 -m pip install numpy xarray
+ && python3 -m pip install numpy xarray netCDF4
 
 #
 # Set the working directory.
diff --git a/test/xml/unit_python.xml b/test/xml/unit_python.xml
index 6ed8dfa9d8..1c89950159 100644
--- a/test/xml/unit_python.xml
+++ b/test/xml/unit_python.xml
@@ -7,7 +7,6 @@
   <!ENTITY INPUT_DIR      "${MET_TEST_INPUT}">
   <!ENTITY OUTPUT_DIR     "${MET_TEST_OUTPUT}">
   <!ENTITY MET_PYTHON_EXE "/usr/local/python3/bin/python3">
-  <!ENTITY ANACONDA_BIN   "/usr/local/anaconda3-20190923/bin">
 
   <!ENTITY CONFIG_DIR      "&TEST_DIR;/config">
   <!ENTITY DATA_DIR_PYTHON "&INPUT_DIR;/python">
@@ -392,8 +391,7 @@
 
   <!-- Invokes Python pickle logic to read NUMPY text data -->
   <test name="python_numpy_plot_data_plane_pickle">
-    <exec>export PATH='&ANACONDA_BIN;:${PATH}'; \
-          &MET_BIN;/plot_data_plane</exec>
+    <exec>&MET_BIN;/plot_data_plane</exec>
     <env>
        <pair><name>MET_PYTHON_EXE</name> <value>&MET_PYTHON_EXE;</value></pair>
     </env>