diff --git a/flow/constants.py b/flow/constants.py
index 5375e98..4868277 100644
--- a/flow/constants.py
+++ b/flow/constants.py
@@ -3,7 +3,7 @@
 from pathlib import Path
 import re
 APP_NAME = "Flow"
-APP_VERSION = "0.4.8" 
+APP_VERSION = "0.4.9" 
 FLOWMSG = f"\033[38;5;129mFlow - {APP_VERSION}\033[0m"
 APP_CONFIGS = []
 
@@ -58,6 +58,7 @@
     "afl_pulid_flux_GGUF",
     "afl_reactor"
     "5otvy-cogvideox-orbit-left-lora",
+    "umbi9-hunyuan-text-to-video"
 ]
 
 NODE_CLASS_MAPPINGS = {}
diff --git a/pyproject.toml b/pyproject.toml
index 40006c1..cba05c9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,7 @@
 [project]
 name = "comfyui-disty-flow"
 description = "Flow is a custom node designed to provide a more user-friendly interface for ComfyUI by acting as an alternative user interface for running workflows. It is not a replacement for workflow creation.\nFlow is currently in the early stages of development, so expect bugs and ongoing feature enhancements. With your support and feedback, Flow will settle into a steady stream."
-version = "0.4.8"
+version = "0.4.9"
 license = {file = "LICENSE"}
 
 [project.urls]
diff --git a/web/core/js/common/components/Dropdown.js b/web/core/js/common/components/Dropdown.js
index 8de0109..6bd88ce 100644
--- a/web/core/js/common/components/Dropdown.js
+++ b/web/core/js/common/components/Dropdown.js
@@ -30,14 +30,31 @@ export default class Dropdown {
     }
 
     populate(data) {
-        const loaderData = data[Object.keys(data)[0]];
-        if (!loaderData.input.required[this.config.key]) {
+        const firstKey = Object.keys(data)[0];
+        const loaderData = data[firstKey];
+
+        let inputData = loaderData.input.required[this.config.key];
+        
+        if (!inputData) {
+            console.warn(`Required input for key "${this.config.key}" is missing. Checking for optional input.`);
+            inputData = loaderData.input.optional ? loaderData.input.optional[this.config.key] : undefined;
+        }
+        
+        if (!inputData) {
             this.displayMissingComponentMessage();
             return;
         }
-        populateDropdown(this.config.id, loaderData.input.required[this.config.key][0], this.config.label, this.config.nodePath, this.workflow);
+                populateDropdown(
+            this.config.id,
+            inputData[0],
+            this.config.label,
+            this.config.nodePath,
+            this.workflow
+        );
     }
-
+    
+    
+    
     displayMissingComponentMessage() {
         if (this.loaderContainer) {
             this.loaderContainer.innerHTML = '';