From d3fa87fd94967b034f969964737c8c00e5d120c9 Mon Sep 17 00:00:00 2001
From: Chenlei Hu <huchenlei@proton.me>
Date: Thu, 9 Jan 2025 19:02:52 -0500
Subject: [PATCH] Fix node version metadata (#1432)

---
 js/workflow-metadata.js | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/js/workflow-metadata.js b/js/workflow-metadata.js
index c9935f9c..906abb78 100644
--- a/js/workflow-metadata.js
+++ b/js/workflow-metadata.js
@@ -53,7 +53,9 @@ class WorkflowMetadataExtension {
         const nodeInfo =
           this.installedNodes[nodePackageName] ??
           this.installedNodes[nodePackageName.toLowerCase()];
-        nodeVersions[nodePackageName] = nodeInfo.ver;
+        if (nodeInfo) {
+          nodeVersions[nodePackageName] = nodeInfo.ver;
+        }
       } else if (["nodes", "comfy_extras"].includes(modules[0])) {
         nodeVersions["comfy-core"] = this.comfyCoreVersion;
       } else {
@@ -78,7 +80,11 @@ class WorkflowMetadataExtension {
         workflow.extra = {};
       }
       const graph = this;
-      workflow.extra["node_versions"] = extension.getGraphNodeVersions(graph);
+      try {
+        workflow.extra["node_versions"] = extension.getGraphNodeVersions(graph);
+      } catch (e) {
+        console.error(e);
+      }
 
       return workflow;
     };