diff --git a/.changeset/angry-bees-prove.md b/.changeset/angry-bees-prove.md
new file mode 100644
index 0000000000..b2d4293fc9
--- /dev/null
+++ b/.changeset/angry-bees-prove.md
@@ -0,0 +1,5 @@
+---
+'@tiptap/extension-floating-menu': patch
+---
+
+Added a safeguard to avoid `TypeError: Cannot read properties of null (reading 'domFromPos')` being thrown when the editor was being destroyed
diff --git a/packages/extension-floating-menu/__tests__/floating-menu-plugin.spec.ts b/packages/extension-floating-menu/__tests__/floating-menu-plugin.spec.ts
index 9d4c3a61ad..e7a97a9902 100644
--- a/packages/extension-floating-menu/__tests__/floating-menu-plugin.spec.ts
+++ b/packages/extension-floating-menu/__tests__/floating-menu-plugin.spec.ts
@@ -225,3 +225,24 @@ describe('FloatingMenuView cross-contamination', () => {
     editor.destroy()
   })
 })
+
+describe('FloatingMenuView destroy safety', () => {
+  it('updatePosition should not call coordsAtPos when the editor view is detached from the DOM', () => {
+    const editor = createEditor()
+    const view = createFloatingMenuView(editor)
+    const coordsSpy = vi.spyOn(editor.view, 'coordsAtPos')
+
+    try {
+      // Simulate the real-world teardown race: the editor is destroyed while a
+      // pending updatePosition call (debounced resize/scroll) is still in flight.
+      // ProseMirror's destroy removes view.dom from its parent and nulls docView;
+      // without a guard, posToDOMRect -> coordsAtPos throws on the null docView.
+      editor.destroy()
+
+      expect(() => view.updatePosition()).not.toThrow(/Cannot read properties of null \(reading 'domFromPos'\)/)
+      expect(coordsSpy).not.toHaveBeenCalled()
+    } finally {
+      view.destroy()
+    }
+  })
+})
diff --git a/packages/extension-floating-menu/src/floating-menu-plugin.ts b/packages/extension-floating-menu/src/floating-menu-plugin.ts
index e6ea4d41a4..e2a0b93475 100644
--- a/packages/extension-floating-menu/src/floating-menu-plugin.ts
+++ b/packages/extension-floating-menu/src/floating-menu-plugin.ts
@@ -432,6 +432,10 @@ export class FloatingMenuView {
   }
 
   updatePosition() {
+    if (!this.view?.dom?.parentNode) {
+      return
+    }
+
     const { selection } = this.editor.state
 
     const domRect = posToDOMRect(this.view, selection.from, selection.to)