diff --git a/server/controllers/representationController.js b/server/controllers/representationController.js
index c57247d..f0ef12b 100644
--- a/server/controllers/representationController.js
+++ b/server/controllers/representationController.js
@@ -284,9 +284,9 @@ module.exports.add_representation = [
 
       const representation = new Representation(data)
       const user = await User.findById(user_id)
-      if(!user){
-        res404(res,"آین کاربر در دیتای ما وجود ندارد")
-      }else{
+      if (!user) {
+        res404(res, 'آین کاربر در دیتای ما وجود ندارد')
+      } else {
         await representation.save()
       }
       user.askedForRepresentation = true
@@ -1114,8 +1114,11 @@ module.exports.revoke_representation_by_admin = [
     try {
       const { user_id } = req
       if (!user_id) return res406(res, 'invalid user id')
-      const representation = await Representation.findByIdAndUpdate(req.params?.id)
-      const agentAccount = await User.findById(representation.user_id)
+      const representation = await Representation.findOne({ _id: req.params?.id }).populate('user_id')
+      if (!representation) return res404(res, 'Representation not found')
+
+      const agentAccount = await User.findOne({ _id: representation.user_id })
+      if (!agentAccount) return res404(res, 'Agent account not found')
 
       representation._revoked = true
       representation._revokedBy = user_id