diff --git a/gate.lua b/gate.lua
index 90d84d2..eab1d38 100644
--- a/gate.lua
+++ b/gate.lua
@@ -128,9 +128,16 @@ local function setLastUpdateVersion(v)
 end
 
 local function runSilentGateUpdate()
+  if not fs.exists("update_gate.lua") then
+    return false, "update_gate.lua not found"
+  end
   local baseEnv = (getfenv and getfenv()) or _ENV or _G
   local env = setmetatable({ AUTO_UPDATE_SILENT = true }, { __index = baseEnv })
-  return os.run(env, "update_gate.lua", "--silent")
+  local fn, err = loadfile("update_gate.lua", env)
+  if not fn then return false, err end
+  local ok, res = pcall(fn, "--silent")
+  if not ok then return false, tostring(res) end
+  return true, true
 end
 
 local function setServerConnected(ok)
@@ -174,6 +181,8 @@ local function drawServerStatusIndicator(w)
   termDev.setTextColor(colors.white)
 end
 
+local lastUpdateError = nil
+
 local function drawVersionIndicator(w)
   local s = tostring(VERSION or "")
   if #s == 0 then return end
@@ -196,6 +205,13 @@ local function drawVersionIndicator(w)
   termDev.write(s)
   termDev.setTextColor(markerColor)
   termDev.write(markerText)
+  
+  if lastUpdateError then
+    termDev.setCursorPos(1, 2)
+    termDev.setTextColor(colors.red)
+    termDev.write(string.sub(tostring(lastUpdateError), 1, w))
+  end
+  
   termDev.setTextColor(colors.white)
 end
 
@@ -1452,16 +1468,18 @@ while true do
 
     if pendingGateUpdate and isGateIdleForUpdate() then
       isUpdating = true
+      lastUpdateError = nil
       drawReadyScreen()
       os.sleep(0.5)
       local ok, updated = pcall(runSilentGateUpdate)
-      if ok and updated then
+      if ok and updated == true then
         if expectedGateVersion then setLastUpdateVersion(expectedGateVersion) end
         os.reboot()
         return
       end
       isUpdating = false
       pendingGateUpdate = false
+      lastUpdateError = tostring(updated)
       failedUpdateVersion = expectedGateVersion
     end
     drawReadyScreen()
diff --git a/installer.lua b/installer.lua
index 8679468..021ff86 100644
--- a/installer.lua
+++ b/installer.lua
@@ -1,11 +1,4 @@
---[[
-Author: HenryDu8133 813367384@qq.com
-Date: 2026-05-16 23:26:53
-LastEditors: HenryDu8133 813367384@qq.com
-LastEditTime: 2026-07-11 00:11:28
-FilePath: \TicketMachine\installer.lua
-Description: 这是默认设置,请设置`customMade`, 打开koroFileHeader查看配置 进行设置: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
---]]
+
 local URL_ERROR = "http://gitea.fse-media.group/Henry_Du/FSE-Ticket.sys/raw/branch/main/error.dfpwm"
 local URL_PASS = "http://gitea.fse-media.group/Henry_Du/FSE-Ticket.sys/raw/branch/main/pass.dfpwm"
 local URL_GATE = "http://gitea.fse-media.group/Henry_Du/FSE-Ticket.sys/raw/branch/main/gate.lua"
@@ -17,16 +10,7 @@ local function trim(s)
   return (tostring(s or ""):gsub("^%s+", ""):gsub("%s+$", ""))
 end
 
-local function splitCsv(s)
-  local out = {}
-  s = trim(s)
-  if #s == 0 then return out end
-  for part in s:gmatch("[^,/%s]+") do
-    local v = trim(part)
-    if #v > 0 then table.insert(out, v) end
-  end
-  return out
-end
+
 
 
 local function writeFile(path, content, binary)
diff --git a/ticketmachine.lua b/ticketmachine.lua
index b9d8759..49aea03 100644
--- a/ticketmachine.lua
+++ b/ticketmachine.lua
@@ -673,9 +673,16 @@ local function setLastUpdateVersion(v)
 end
 
 local function runSilentMachineUpdate()
+  if not fs.exists('update_machine.lua') then
+    return false, "update_machine.lua not found"
+  end
   local baseEnv = (getfenv and getfenv()) or _ENV or _G
   local env = setmetatable({ AUTO_UPDATE_SILENT = true }, { __index = baseEnv })
-  return os.run(env, 'update_machine.lua', '--silent')
+  local fn, err = loadfile('update_machine.lua', env)
+  if not fn then return false, err end
+  local ok, res = pcall(fn, '--silent')
+  if not ok then return false, tostring(res) end
+  return true, true
 end
 
 local function backgroundSyncTask()
@@ -690,17 +697,19 @@ local function backgroundSyncTask()
 
     if pendingMachineUpdate and state and tostring(state.page or 'home') == 'home' then
       isUpdating = true
+      lastUpdateError = nil
       pcall(drawVersionIndicator)
       sleep(0.5)
       local ok, updated = pcall(runSilentMachineUpdate)
-      if ok and updated then
-        local expected = CFG.lua_versions and CFG.lua_versions.ticketmachine
+      if ok and updated == true then
+        local expected = CFG.lua_versions and CFG.lua_versions.ticketmachine   
         if expected then setLastUpdateVersion(expected) end
         os.reboot()
         return
       end
       isUpdating = false
       pendingMachineUpdate = false
+      lastUpdateError = tostring(updated)
       failedUpdateVersion = CFG.lua_versions and CFG.lua_versions.ticketmachine
       pcall(drawVersionIndicator)
     end
@@ -1129,6 +1138,8 @@ local function stationDisplay(code)
   return code
 end
 
+local lastUpdateError = nil
+
 local function drawVersionIndicator()
   if w < 1 then return end
   local markerColor = colors.yellow
@@ -1149,6 +1160,13 @@ local function drawVersionIndicator()
   termDev.write(tostring(VERSION))
   termDev.setTextColor(markerColor)
   termDev.write(markerText)
+  
+  if lastUpdateError then
+    termDev.setCursorPos(1, 2)
+    termDev.setTextColor(colors.red)
+    termDev.write(string.sub(tostring(lastUpdateError), 1, w))
+  end
+  
   termDev.setTextColor(colors.white)
 end
 
diff --git a/update_gate.lua b/update_gate.lua
index 904da2a..97e3961 100644
--- a/update_gate.lua
+++ b/update_gate.lua
@@ -1,11 +1,4 @@
---[[
-Author: HenryDu8133 813367384@qq.com
-Date: 2026-05-17 13:44:24
-LastEditors: HenryDu8133 813367384@qq.com
-LastEditTime: 2026-07-11 00:10:45
-FilePath: \TicketMachine\update_gate.lua
-Description: 这是默认设置,请设置`customMade`, 打开koroFileHeader查看配置 进行设置: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
---]]
+
 local URL_GATE = "http://gitea.fse-media.group/Henry_Du/FSE-Ticket.sys/raw/branch/main/gate.lua"
 local args = { ... }
 local silent = AUTO_UPDATE_SILENT == true or args[1] == "--silent"