diff --git a/package-lock.json b/package-lock.json
index 918b1fe..ee6b553 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "quickmove",
-  "version": "2.9.1",
+  "version": "2.9.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
diff --git a/package.json b/package.json
index ff0409a..54253e9 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "quickmove",
   "description": "Quick Folder Move",
-  "version": "2.9.1",
+  "version": "2.9.2",
   "private": true,
   "author": "Philipp Kewisch <mozilla@kewis.ch>",
   "license": "MPL-2.0",
diff --git a/src/common/foldernode.js b/src/common/foldernode.js
index 3473859..3e516b8 100644
--- a/src/common/foldernode.js
+++ b/src/common/foldernode.js
@@ -55,7 +55,7 @@ export class FolderNode extends BaseNode {
     let folderNodes = {};
 
     for (let folder of folders) {
-      let folderNode = accountMap[folder.accountId].lookup(folder.path);
+      let folderNode = accountMap[folder.accountId]?.lookup(folder.path);
       if (folderNode) {
         if (!(folder.accountId in folderNodes)) {
           folderNodes[folder.accountId] = [];
diff --git a/src/manifest.json b/src/manifest.json
index 4074104..0aae5ae 100644
--- a/src/manifest.json
+++ b/src/manifest.json
@@ -2,7 +2,7 @@
   "manifest_version": 2,
   "name": "__MSG_extensionName__",
   "description": "__MSG_extensionDescription__",
-  "version": "2.9.1",
+  "version": "2.9.2",
   "default_locale": "en",
   "author": "Philipp Kewisch",
   "browser_specific_settings": {