diff --git a/lib/sb2.js b/lib/sb2.js
index 9681c1b..567b6a2 100644
--- a/lib/sb2.js
+++ b/lib/sb2.js
@@ -166,7 +166,14 @@ const blocks = function (project) {
  */
 const extensions = function (project) {
     const result = {count: 0, id: []};
-    const ext = project.info.savedExtensions;
+
+    try {
+        const ext = project.info.savedExtensions; 
+    } catch (error) {
+        if (error instanceof TypeError) {
+          console.log("A TypeError occurred:", error.message);
+        }
+    }
 
     // Check to ensure project includes any extensions
     if (typeof ext === 'undefined') return result;