fix(xo-web/vm/advanced): fix 'an error has occurred' (#5604)

Fixes #5592

CHANGELOG.unreleased.md

@@ -13,6 +13,8 @@
 
 > Users must be able to say: “I had this issue, happy to know it's fixed”
 
+- [VM/advanced] Fix `an error has occurred` in `Misc` section [#5592](https://github.com/vatesfr/xen-orchestra/issues/5592) (PR [#5604](https://github.com/vatesfr/xen-orchestra/pull/5604))
+
 ### Packages to release
 
 > Packages will be released in the order they are here, therefore, they should
@@ -32,3 +34,4 @@
 
 - @xen-orchestra/backups minor
 - xo-server minor
+- xo-web patch

packages/xo-web/src/xo-app/vm/tab-advanced.js

@@ -332,10 +332,12 @@ const Acls = decorate([
         if (users === undefined || groups === undefined) {
           return []
         }
-        return rawAcls.map(({ subject, ...acl }) => ({
-          ...acl,
-          subject: defined(users[subject], groups[subject]),
-        }))
+        return rawAcls
+          .map(({ subject, ...acl }) => ({
+            ...acl,
+            subject: defined(users[subject], groups[subject]),
+          }))
+          .filter(({ subject }) => subject !== undefined)
       },
     },
   }),