diff --git a/models/workflow/workflow.go b/models/workflow/workflow.go
index fe421c2..b993b4c 100644
--- a/models/workflow/workflow.go
+++ b/models/workflow/workflow.go
@@ -258,17 +258,16 @@ func (d *Workflow) extractResourcePlantUML(line string, resource resources.Resou
 	resource.SetName(splitted[1])
 
 	splittedComments := strings.Split(line, "'")
-	if len(splittedComments) <= 1 {
-		return "", nil, errors.New("Can't deserialize Object, there's no commentary")
-	}
-	comment := strings.ReplaceAll(splittedComments[1], "'", "") // for now it's a json.
-	instance := d.getNewInstance(dataName, splitted[1], peerID)
-	if instance == nil {
-		return "", nil, errors.New("No instance found.")
-	}
-	resource.AddInstances(instance)
+	if len(splittedComments) > 1 {
+		comment := strings.ReplaceAll(splittedComments[1], "'", "") // for now it's a json.
+		instance := d.getNewInstance(dataName, splitted[1], peerID)
+		if instance == nil {
+			return "", nil, errors.New("No instance found.")
+		}
+		resource.AddInstances(instance)
 
-	json.Unmarshal([]byte(comment), instance)
+		json.Unmarshal([]byte(comment), instance)
+	}
 	// deserializer les instances... une instance doit par défaut avoir certaines valeurs d'accès.
 	graphID := uuid.New()
 	graphItem := &graph.GraphItem{