fix

frontend/src/documents/DocumentsManager.ts

@@ -15,6 +15,8 @@ class DocumentsManager<T extends ManagedDocument = ManagedDocument> {
 
   private listeners: Set<() => void>;
 
+  private emitScheduled: boolean;
+
   constructor(
     fetchDocument?: FetchDocument,
   ) {
@@ -22,10 +24,18 @@ class DocumentsManager<T extends ManagedDocument = ManagedDocument> {
     this.fetcher = fetchDocument;
     this.inflight = new Map();
     this.listeners = new Set();
+    this.emitScheduled = false;
   }
 
   private emit() {
-    this.listeners.forEach((fn) => fn());
+    if (this.emitScheduled) {
+      return;
+    }
+    this.emitScheduled = true;
+    setTimeout(() => {
+      this.emitScheduled = false;
+      this.listeners.forEach((fn) => fn());
+    }, 0);
   }
 
   subscribe(listener: () => void) {