diff --git a/astrbot/core/platform/sources/gewechat/client.py b/astrbot/core/platform/sources/gewechat/client.py
index 7769c9010..fe0bc6bfb 100644
--- a/astrbot/core/platform/sources/gewechat/client.py
+++ b/astrbot/core/platform/sources/gewechat/client.py
@@ -128,6 +128,7 @@ class SimpleGewechatClient():
                 if abm.group_id not in self.userrealnames:
                     self.userrealnames[abm.group_id] = {}
                 member_list = await self.get_chatroom_member_list(abm.group_id)
+                logger.debug(f"获取到 {abm.group_id} 的群成员列表。")
                 if member_list and 'memberList' in member_list:
                     for member in member_list['memberList']:
                         self.userrealnames[abm.group_id][member['wxid']] = member['nickName']
diff --git a/astrbot/core/star/filter/command.py b/astrbot/core/star/filter/command.py
index e700878f7..6e0374564 100644
--- a/astrbot/core/star/filter/command.py
+++ b/astrbot/core/star/filter/command.py
@@ -102,11 +102,17 @@ class CommandFilter(HandlerFilter):
         ok = False
         for candidate in candidates:
             for parent_command_name in self.parent_command_names:
-                _full = f"{parent_command_name} {candidate}"
-                if message_str.startswith(f"{_full} ") or message_str == _full.strip():
+                if parent_command_name:
+                    _full = f"{parent_command_name} {candidate}"
+                else:
+                    _full = candidate
+                if message_str.startswith(f"{_full} ") or message_str == _full:
                     message_str = message_str[len(_full):].strip()
                     ok = True
                     break
+        
+        print(message_str, self.command_name, self.alias, self.parent_command_names, ok)
+                
         if not ok:
             return False
 
diff --git a/packages/astrbot/long_term_memory.py b/packages/astrbot/long_term_memory.py
index 69c474bbb..6d5e0f63f 100644
--- a/packages/astrbot/long_term_memory.py
+++ b/packages/astrbot/long_term_memory.py
@@ -125,10 +125,6 @@ class LongTermMemory:
         else:
             req.system_prompt += "You are now in a chatroom. The chat history is as follows: \n"
             req.system_prompt += chats_str
-            if self.image_caption:
-                req.system_prompt += (
-                    "The images sent by the members are displayed in text form above."
-                )
             
     async def after_req_llm(self, event: AstrMessageEvent):
         if event.unified_msg_origin not in self.session_chats: