diff --git a/packages/rrweb/src/record/mutation.ts b/packages/rrweb/src/record/mutation.ts
index e6d686af54..bd31c49813 100644
--- a/packages/rrweb/src/record/mutation.ts
+++ b/packages/rrweb/src/record/mutation.ts
@@ -440,7 +440,7 @@ export default class MutationBuffer {
       texts: this.texts
         .map((text) => {
           const n = text.node;
-          if ((n.parentNode as Element).tagName === 'TEXTAREA') {
+          if (n.parentNode && (n.parentNode as Element).tagName === 'TEXTAREA') {
             // the node is being ignored as it isn't in the mirror, so shift mutation to attributes on parent textarea
             this.genTextAreaValueMutation(n.parentNode as HTMLTextAreaElement);
           }