diff --git a/mso/resource_mso_schema_site_service_graph.go b/mso/resource_mso_schema_site_service_graph.go
index d747a79a..8f3ab756 100644
--- a/mso/resource_mso_schema_site_service_graph.go
+++ b/mso/resource_mso_schema_site_service_graph.go
@@ -112,38 +112,43 @@ func resourceMSOSchemaSiteServiceGraph() *schema.Resource {
 			}
 
 			sgCont, _, err := getTemplateServiceGraphCont(cont, templateName.(string), graphName.(string))
-			if err != nil {
+			if strings.Contains(fmt.Sprint(err), "No Template found") {
+				// The function getTemplateServiceGraphCont() is not required when the template is attched to physical site.
+				return nil
+			} else if err != nil {
 				log.Printf("graphcont err %v", err)
 				return err
-			}
-
-			var templateServiceNodeList []string
-			serviceNodes := sgCont.S("serviceNodes").Data().([]interface{})
-			for _, val := range serviceNodes {
-				serviceNodeValues := val.(map[string]interface{})
-				nodeId := models.StripQuotes(serviceNodeValues["serviceNodeTypeId"].(string))
-
-				nodeType, err := getNodeNameFromId(msoClient, nodeId)
-				if err != nil {
-					return err
+			} else {
+				/* The function getTemplateServiceGraphCont() is required when the template is attached to cloud sites.
+				provider_connector_type is applicable only for cloud sites. */
+				var templateServiceNodeList []string
+				serviceNodes := sgCont.S("serviceNodes").Data().([]interface{})
+				for _, val := range serviceNodes {
+					serviceNodeValues := val.(map[string]interface{})
+					nodeId := models.StripQuotes(serviceNodeValues["serviceNodeTypeId"].(string))
+
+					nodeType, err := getNodeNameFromId(msoClient, nodeId)
+					if err != nil {
+						return err
+					}
+
+					templateServiceNodeList = append(templateServiceNodeList, nodeType)
 				}
 
-				templateServiceNodeList = append(templateServiceNodeList, nodeType)
-			}
-
-			/* Loop trough the templateServiceNodeList and validate the site level user input(provider_connector_type)
-			   to verify it's value for nodetype 'other' and 'firewall'. */
-			_, siteServiceNodes := diff.GetChange("service_node")
-
-			for i, val := range siteServiceNodes.([]interface{}) {
-				serviceNode := val.(map[string]interface{})
-				if templateServiceNodeList[i] == "other" && !valueInSliceofStrings(serviceNode["provider_connector_type"].(string), []string{"none", "redir"}) {
-					return fmt.Errorf("The expected value for service_node.%d.provider_connector_type have to be one of [none, redir] when template's service node type is other, got %s.", i, serviceNode["provider_connector_type"])
-				} else if templateServiceNodeList[i] == "firewall" && !valueInSliceofStrings(serviceNode["provider_connector_type"].(string), []string{"none", "redir", "snat", "dnat", "snat_dnat"}) {
-					return fmt.Errorf("The expected value for service_node.%d.provider_connector_type have to be one of [none, redir, snat, dnat, snat_dnat] when template's service node type is firewall, got %s.", i, serviceNode["provider_connector_type"])
+				/* Loop trough the templateServiceNodeList and validate the site level user input(provider_connector_type)
+				to verify it's value for nodetype 'other' and 'firewall'. */
+				_, siteServiceNodes := diff.GetChange("service_node")
+
+				for i, val := range siteServiceNodes.([]interface{}) {
+					serviceNode := val.(map[string]interface{})
+					if templateServiceNodeList[i] == "other" && !valueInSliceofStrings(serviceNode["provider_connector_type"].(string), []string{"none", "redir"}) {
+						return fmt.Errorf("The expected value for service_node.%d.provider_connector_type have to be one of [none, redir] when template's service node type is other, got %s.", i, serviceNode["provider_connector_type"])
+					} else if templateServiceNodeList[i] == "firewall" && !valueInSliceofStrings(serviceNode["provider_connector_type"].(string), []string{"none", "redir", "snat", "dnat", "snat_dnat"}) {
+						return fmt.Errorf("The expected value for service_node.%d.provider_connector_type have to be one of [none, redir, snat, dnat, snat_dnat] when template's service node type is firewall, got %s.", i, serviceNode["provider_connector_type"])
+					}
 				}
+				return nil
 			}
-			return nil
 		},
 	}
 }