diff --git a/test/heapwatch/metrics_delta.py b/test/heapwatch/metrics_delta.py
index 9371591452..b6aa2ae8a4 100644
--- a/test/heapwatch/metrics_delta.py
+++ b/test/heapwatch/metrics_delta.py
@@ -54,20 +54,24 @@ def test_metric_line_re():
 
 def parse_metrics(fin):
     out = dict()
-    for line in fin:
-        if not line:
-            continue
-        line = line.strip()
-        if not line:
-            continue
-        if line[0] == '#':
-            continue
-        m = metric_line_re.match(line)
-        if m:
-            out[m.group(1)] = num(m.group(2))
-        else:
-            ab = line.split()
-            out[ab[0]] = num(ab[1])
+    try:
+        for line in fin:
+            if not line:
+                continue
+            line = line.strip()
+            if not line:
+                continue
+            if line[0] == '#':
+                continue
+            m = metric_line_re.match(line)
+            if m:
+                out[m.group(1)] = num(m.group(2))
+            else:
+                ab = line.split()
+                out[ab[0]] = num(ab[1])
+    except:
+        print(f'An exception occurred in parse_metrics: {sys.exc_info()}')
+        pass
     return out
 
 # return b-a
@@ -396,12 +400,12 @@ def process_files(self, args, nick=None, metrics_files=None):
         prevbi = None
 
         for path in sorted(metrics_files):
-            with open(path, 'rt') as fin:
+            with open(path, 'rt', encoding="utf-8") as fin:
                 cur = parse_metrics(fin)
             bijsonpath = path.replace('.metrics', '.blockinfo.json')
             bi = None
             if os.path.exists(bijsonpath):
-                with open(bijsonpath, 'rt') as fin:
+                with open(bijsonpath, 'rt', encoding="utf-8") as fin:
                     bi = json.load(fin)
             curtime = os.path.getmtime(path)
             self.txPool.append(cur.get('algod_tx_pool_count{}'))
diff --git a/test/testdata/deployednettemplates/recipes/hello-world/genesis.json b/test/testdata/deployednettemplates/recipes/hello-world/genesis.json
index ac841670ca..218b694d5f 100644
--- a/test/testdata/deployednettemplates/recipes/hello-world/genesis.json
+++ b/test/testdata/deployednettemplates/recipes/hello-world/genesis.json
@@ -1,19 +1,30 @@
 {
   "NetworkName": "",
   "VersionModifier": "",
-  "ConsensusProtocol": "",
+  "ConsensusProtocol": "future",
   "FirstPartKeyRound": 0,
   "LastPartKeyRound": 1000300,
+  "PartKeyDilution": 0,
   "Wallets": [
     {
       "Name": "Wallet1",
-      "Stake": 50,
+      "Stake": 25,
       "Online": true
     },
     {
       "Name": "Wallet2",
-      "Stake": 50,
+      "Stake": 25,
       "Online": true
+    },
+    {
+      "Name": "Wallet3",
+      "Stake": 25,
+      "Online": true
+    },
+    {
+      "Name": "Wallet4",
+      "Stake": 25,
+      "Online": false
     }
   ]
 }
diff --git a/test/testdata/deployednettemplates/recipes/hello-world/net.json b/test/testdata/deployednettemplates/recipes/hello-world/net.json
index 7d03c46692..08b885f178 100644
--- a/test/testdata/deployednettemplates/recipes/hello-world/net.json
+++ b/test/testdata/deployednettemplates/recipes/hello-world/net.json
@@ -49,6 +49,52 @@
           "ConfigJSONOverride": "{ \"DNSBootstrapID\": \"<network>.algodev.network\",\"DeadlockDetection\": -1, \"PeerPingPeriodSeconds\": 30, \"EnableAgreementReporting\": true, \"EnableAgreementTimeMetrics\": true, \"EnableAssembleStats\": true, \"EnableProcessBlockStats\": true }"
         }
       ]
+    },
+    {
+      "Name": "N1",
+      "Group": "",
+      "Nodes": [
+        {
+          "Name": "node1",
+          "Wallets": [
+            {
+              "Name": "Wallet3",
+              "ParticipationOnly": false
+            }
+          ],
+          "APIEndpoint": "{{APIEndpoint}}",
+          "APIToken": "{{APIToken}}",
+          "EnableTelemetry": false,
+          "TelemetryURI": "{{TelemetryURI}}",
+          "EnableMetrics": false,
+          "MetricsURI": "{{MetricsURI}}",
+          "EnableService": false,
+          "EnableBlockStats": false,
+          "ConfigJSONOverride": "{  \"TxPoolExponentialIncreaseFactor\": 1, \"DNSBootstrapID\": \"<network>.algodev.network\", \"DeadlockDetection\": -1, \"PeerPingPeriodSeconds\": 30, \"BaseLoggerDebugLevel\": 4, \"EnableProfiler\": true, \"CadaverSizeTarget\": 0, \"EnableAccountUpdatesStats\": true}"
+        }
+      ]
+    },
+    {
+      "Name": "NPN1",
+      "Group": "",
+      "Nodes": [
+        {
+          "Name": "nonParticipatingNode1",
+          "Wallets": [
+            {
+              "Name": "Wallet4",
+              "ParticipationOnly": false
+            }
+          ],
+          "APIEndpoint": "{{APIEndpoint}}",
+          "APIToken": "{{APIToken}}",
+          "EnableTelemetry": false,
+          "EnableMetrics": false,
+          "EnableService": false,
+          "EnableBlockStats": false,
+          "ConfigJSONOverride": "{  \"TxPoolExponentialIncreaseFactor\": 1, \"DNSBootstrapID\": \"<network>.algodev.network\", \"DeadlockDetection\": -1, \"BaseLoggerDebugLevel\": 4, \"CadaverSizeTarget\": 0  }"
+        }
+      ]
     }
   ]
 }
diff --git a/test/testdata/deployednettemplates/recipes/hello-world/topology.json b/test/testdata/deployednettemplates/recipes/hello-world/topology.json
index ef4f4ac8c6..acc7cca9ec 100644
--- a/test/testdata/deployednettemplates/recipes/hello-world/topology.json
+++ b/test/testdata/deployednettemplates/recipes/hello-world/topology.json
@@ -7,6 +7,14 @@
     {
       "Name": "R2",
       "Template": "AWS-US-EAST-1-Small"
+    },
+    {
+      "Name": "N1",
+      "Template": "AWS-US-EAST-1-Small"
+    },
+    {
+      "Name": "NPN1",
+      "Template": "AWS-US-EAST-1-Small"
     }
   ]
 }