nothing saved yet on a fresh install, just take what's there

main.js

@@ -11,7 +11,12 @@ module.exports = class RibbonOrderLock extends Plugin {
 
   enforceOrder() {
     const ribbon = this.app.workspace.leftRibbon;
+
     const order = this.settings.order;
+    if (order.length === 0) {
+      this.recordOrder(ribbon);
+      return;
+    }
 
     const sorted = [...ribbon.items].sort((a, b) => {
       const ia = order.indexOf(a.id);