diff --git a/eat.py b/eat.py
index 07bde6e..0762034 100644
--- a/eat.py
+++ b/eat.py
@@ -243,7 +243,7 @@ async def eat(context: NewMessage.Event):
             if user.isnumeric():
                 user = int(user)
         else:
-            user = user_object.id
+            user = from_user_id
         if context.message.entities is not None:
             if isinstance(context.message.entities[0], MessageEntityMentionName):
                 target_user = await context.client(GetFullUserRequest(context.message.entities[0].user_id))
diff --git a/fuck.py b/fuck.py
index e35c74a..f50e8d5 100644
--- a/fuck.py
+++ b/fuck.py
@@ -21,10 +21,17 @@ async def fuck(context):
     if context.is_group:
         if reply:
             if reply.sender:
-                if reply.sender.last_name is None:
-                    reply_last_name = ''
-                else:
-                    reply_last_name = reply.sender.last_name
+                try:
+                    if reply.sender.last_name is None:
+                        reply_last_name = ''
+                    else:
+                        reply_last_name = reply.sender.last_name
+                except AttributeError:
+                    try:
+                        await context.edit('无法获取所回复的用户。')
+                    except:
+                        pass
+                    return
             else:
                 try:
                     await context.edit('无法获取所回复的用户。')
@@ -32,10 +39,17 @@ async def fuck(context):
                     pass
                 return
             if context.sender:
-                if context.sender.last_name is None:
-                    context_last_name = ''
-                else:
-                    context_last_name = context.sender.last_name
+                try:
+                    if context.sender.last_name is None:
+                        context_last_name = ''
+                    else:
+                        context_last_name = context.sender.last_name
+                except AttributeError:
+                    try:
+                        await context.edit('无法获取所回复的用户。')
+                    except:
+                        pass
+                    return
             else:
                 try:
                     await context.edit('无法获取所回复的用户。')
@@ -76,6 +90,8 @@ async def fuck(context):
             else:
                 try:
                     userid = int(context.arguments)
+                    if userid < 0:
+                        return await context.edit('输入值错误。')
                 except ValueError:
                     await context.edit('输入值错误。')
                     return
diff --git a/list.json b/list.json
index 048c3f8..3157a7c 100644
--- a/list.json
+++ b/list.json
@@ -202,7 +202,7 @@
         },
         {
             "name": "eat",
-            "version": "1.042",
+            "version": "1.043",
             "section": "profile",
             "maintainer": "SF_PICK",
             "size": "22.3 kb",
@@ -502,7 +502,7 @@
         },
         {
             "name": "fuck",
-            "version": "1.022",
+            "version": "1.023",
             "section": "chat",
             "maintainer": "Pentacene",
             "size": "4.0 kb",