diff --git a/AzureBasicLoadBalancerUpgrade/module/AzureBasicLoadBalancerUpgrade/AzureBasicLoadBalancerUpgrade.psd1 b/AzureBasicLoadBalancerUpgrade/module/AzureBasicLoadBalancerUpgrade/AzureBasicLoadBalancerUpgrade.psd1
index 387f5e60..da8b6838 100644
--- a/AzureBasicLoadBalancerUpgrade/module/AzureBasicLoadBalancerUpgrade/AzureBasicLoadBalancerUpgrade.psd1
+++ b/AzureBasicLoadBalancerUpgrade/module/AzureBasicLoadBalancerUpgrade/AzureBasicLoadBalancerUpgrade.psd1
@@ -12,7 +12,7 @@
     RootModule = 'AzureBasicLoadBalancerUpgrade'
 
     # Version number of this module.
-    ModuleVersion = '2.0.18'
+    ModuleVersion = '2.0.19'
 
     # Supported PSEditions
     # CompatiblePSEditions = @()
diff --git a/AzureBasicLoadBalancerUpgrade/module/AzureBasicLoadBalancerUpgrade/modules/ValidateScenario/ValidateScenario.psd1 b/AzureBasicLoadBalancerUpgrade/module/AzureBasicLoadBalancerUpgrade/modules/ValidateScenario/ValidateScenario.psd1
index 57a0c98f..10a92f5c 100644
--- a/AzureBasicLoadBalancerUpgrade/module/AzureBasicLoadBalancerUpgrade/modules/ValidateScenario/ValidateScenario.psd1
+++ b/AzureBasicLoadBalancerUpgrade/module/AzureBasicLoadBalancerUpgrade/modules/ValidateScenario/ValidateScenario.psd1
@@ -12,7 +12,7 @@
 RootModule = 'ValidateScenario'
 
 # Version number of this module.
-ModuleVersion = '0.1.5'
+ModuleVersion = '0.1.6'
 
 # Supported PSEditions
 # CompatiblePSEditions = @()
diff --git a/AzureBasicLoadBalancerUpgrade/module/AzureBasicLoadBalancerUpgrade/modules/ValidateScenario/ValidateScenario.psm1 b/AzureBasicLoadBalancerUpgrade/module/AzureBasicLoadBalancerUpgrade/modules/ValidateScenario/ValidateScenario.psm1
index 017bb9bf..b9e2340f 100644
--- a/AzureBasicLoadBalancerUpgrade/module/AzureBasicLoadBalancerUpgrade/modules/ValidateScenario/ValidateScenario.psm1
+++ b/AzureBasicLoadBalancerUpgrade/module/AzureBasicLoadBalancerUpgrade/modules/ValidateScenario/ValidateScenario.psm1
@@ -283,6 +283,14 @@ Function Test-SupportedMigrationScenario {
                     log -Message $message -Severity 'Warning'
                 }
             }
+
+            # check is vmss is a managed service fabric cluster, which are not supported for upgrade
+            log -Message "[Test-SupportedMigrationScenario] Checking whether VMSS scale set '$($vmss.name)' is a managed Service Fabric cluster..."
+            If ($vmss.VirtualMachineProfile.ExtensionProfile.Extensions.type -contains 'ServiceFabricMCNode') {
+
+                $message = "[Test-SupportedMigrationScenario] VMSS appears to be a Managed Service Fabric cluster based on extension profile (includes type 'ServiceFabricMCNode'). Managed Service Fabric clusters are not supported for upgrade."
+                log -Message $message -Severity 'Error' -terminateOnError
+            }
          
             # check if vmss is service fabric cluster, warn about possible downtime
             log -Message "[Test-SupportedMigrationScenario] Checking whether VMSS scale set '$($vmss.name)' is a Service Fabric cluster..."
diff --git a/AzureBasicLoadBalancerUpgrade/testEnvs/scenarios/051-vmss-managed-sfc.json b/AzureBasicLoadBalancerUpgrade/testEnvs/scenarios/051-vmss-managed-sfc.json
new file mode 100644
index 00000000..79774e37
--- /dev/null
+++ b/AzureBasicLoadBalancerUpgrade/testEnvs/scenarios/051-vmss-managed-sfc.json
@@ -0,0 +1,162 @@
+{
+  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
+  "contentVersion": "1.0.0.0",
+  "metadata": {
+    "_generator": {
+      "name": "bicep",
+      "version": "0.16.1.55165",
+      "templateHash": "932140331037582989"
+    }
+  },
+  "parameters": {
+    "location": {
+      "type": "string",
+      "defaultValue": "[resourceGroup().location]",
+      "metadata": {
+        "description": "Region"
+      }
+    },
+    "clusterName": {
+      "type": "string",
+      "defaultValue": "[format('clu{0}', uniqueString(newGuid()))]",
+      "maxLength": 23,
+      "minLength": 4,
+      "metadata": {
+        "description": "Name of your cluster - Between 3 and 23 characters. Letters and numbers only"
+      }
+    },
+    "clusterSku": {
+      "type": "string",
+      "defaultValue": "Basic",
+      "allowedValues": [
+        "Basic",
+        "Standard"
+      ]
+    },
+    "adminUserName": {
+      "type": "string",
+      "defaultValue": "vmadmin"
+    },
+    "adminPassword": {
+      "type": "securestring",
+      "defaultValue": "[newGuid()]"
+    },
+    "clientCertificateThumbprint": {
+      "type": "string",
+      "defaultValue": "F28CE76CBD99AF46245942B05C9B368BAE9BF226",
+      "metadata": {
+        "description": "Client Certificate Thumbprint"
+      }
+    },
+    "nodeTypeName": {
+      "type": "string",
+      "defaultValue": "NT1",
+      "maxLength": 9
+    },
+    "vmImagePublisher": {
+      "type": "string",
+      "defaultValue": "MicrosoftWindowsServer"
+    },
+    "vmImageOffer": {
+      "type": "string",
+      "defaultValue": "WindowsServer"
+    },
+    "vmImageSku": {
+      "type": "string",
+      "defaultValue": "2019-Datacenter"
+    },
+    "vmImageVersion": {
+      "type": "string",
+      "defaultValue": "latest"
+    },
+    "vmSize": {
+      "type": "string",
+      "defaultValue": "Standard_D2s_v3"
+    },
+    "vmInstanceCount": {
+      "type": "int",
+      "defaultValue": 3
+    },
+    "dataDiskSizeGB": {
+      "type": "int",
+      "defaultValue": 128
+    },
+    "managedDataDiskType": {
+      "type": "string",
+      "defaultValue": "StandardSSD_LRS",
+      "allowedValues": [
+        "Standard_LRS",
+        "StandardSSD_LRS",
+        "Premium_LRS"
+      ]
+    },
+    "resourceGroupName": {
+      "type": "string"
+    }
+  },
+  "resources": [
+    {
+      "type": "Microsoft.ServiceFabric/managedClusters",
+      "apiVersion": "2022-08-01-preview",
+      "name": "[parameters('clusterName')]",
+      "location": "[parameters('location')]",
+      "sku": {
+        "name": "[parameters('clusterSku')]"
+      },
+      "properties": {
+        "dnsName": "[toLower(parameters('clusterName'))]",
+        "adminUserName": "[parameters('adminUserName')]",
+        "adminPassword": "[parameters('adminPassword')]",
+        "clientConnectionPort": 19000,
+        "httpGatewayConnectionPort": 19080,
+        "clients": [
+          {
+            "isAdmin": true,
+            "thumbprint": "[parameters('clientCertificateThumbprint')]"
+          }
+        ],
+        "loadBalancingRules": [
+          {
+            "frontendPort": 8080,
+            "backendPort": 8080,
+            "protocol": "tcp",
+            "probeProtocol": "tcp"
+          }
+        ]
+      }
+    },
+    {
+      "type": "Microsoft.ServiceFabric/managedClusters/nodeTypes",
+      "apiVersion": "2022-08-01-preview",
+      "name": "[format('{0}/{1}', parameters('clusterName'), parameters('nodeTypeName'))]",
+      "properties": {
+        "isPrimary": true,
+        "vmImagePublisher": "[parameters('vmImagePublisher')]",
+        "vmImageOffer": "[parameters('vmImageOffer')]",
+        "vmImageSku": "[parameters('vmImageSku')]",
+        "vmImageVersion": "[parameters('vmImageVersion')]",
+        "vmSize": "[parameters('vmSize')]",
+        "vmInstanceCount": "[parameters('vmInstanceCount')]",
+        "dataDiskSizeGB": "[parameters('dataDiskSizeGB')]",
+        "dataDiskType": "[parameters('managedDataDiskType')]"
+      },
+      "dependsOn": [
+        "[resourceId('Microsoft.ServiceFabric/managedClusters', parameters('clusterName'))]"
+      ]
+    }
+  ],
+  "outputs": {
+    "serviceFabricExplorer": {
+      "type": "string",
+      "value": "[format('https://{0}:{1}', reference(resourceId('Microsoft.ServiceFabric/managedClusters', parameters('clusterName')), '2022-08-01-preview').fqdn, reference(resourceId('Microsoft.ServiceFabric/managedClusters', parameters('clusterName')), '2022-08-01-preview').httpGatewayConnectionPort)]"
+    },
+    "clientConnectionEndpoint": {
+      "type": "string",
+      "value": "[format('{0}:{1}', reference(resourceId('Microsoft.ServiceFabric/managedClusters', parameters('clusterName')), '2022-08-01-preview').fqdn, reference(resourceId('Microsoft.ServiceFabric/managedClusters', parameters('clusterName')), '2022-08-01-preview').clientConnectionPort)]"
+    },
+    "clusterProperties": {
+      "type": "object",
+      "value": "[reference(resourceId('Microsoft.ServiceFabric/managedClusters', parameters('clusterName')), '2022-08-01-preview')]"
+    }
+  }
+}
\ No newline at end of file