diff --git a/Assets/Script/Server/ServerClass.cs b/Assets/Script/Server/ServerClass.cs
index dcc9b5201..4c9d32b4c 100644
--- a/Assets/Script/Server/ServerClass.cs
+++ b/Assets/Script/Server/ServerClass.cs
@@ -1922,7 +1922,7 @@ public partial class ServerData
         if (itemdata == null)
         {
             string errorMessage = $"Item ID {id} not found!";
-            string callStack = Environment.StackTrace;
+            string callStack = System.Environment.StackTrace;
 
             // 로그 추가
             var logEntry = new LogEntry(id.ToString(), errorMessage, callStack);
@@ -1995,7 +1995,7 @@ public partial class ServerData
         if (itemdata == null)
         {
             string errorMessage = $"Item ID {id} not found!";
-            string callStack = Environment.StackTrace;
+            string callStack = System.Environment.StackTrace;
 
             // 로그 추가
             var logEntry = new LogEntry(id.ToString(), errorMessage, callStack);
diff --git a/Assets/Script/Table/table_itemlist.cs b/Assets/Script/Table/table_itemlist.cs
index e54962b52..2a54f5fc7 100644
--- a/Assets/Script/Table/table_itemlist.cs
+++ b/Assets/Script/Table/table_itemlist.cs
@@ -101,7 +101,7 @@ public class table_itemlist : table_missionbase
         if (!dic_items.ContainsKey(id))
         {
             string errorMessage = $"Item ID {id} not found!";
-            string callStack = Environment.StackTrace;
+            string callStack = System.Environment.StackTrace;
 
             // 로그 추가
             var logEntry = new LogEntry(id.ToString(), errorMessage, callStack);