diff --git a/ruoyi-file/src/main/java/com/ruoyi/file/service/FileSystemService.java b/ruoyi-file/src/main/java/com/ruoyi/file/service/FileSystemService.java
index 6c45f82..7e3c9c8 100644
--- a/ruoyi-file/src/main/java/com/ruoyi/file/service/FileSystemService.java
+++ b/ruoyi-file/src/main/java/com/ruoyi/file/service/FileSystemService.java
@@ -72,6 +72,7 @@ public class FileSystemService
             else if(req.allowOverride())
             {
                 // override
+                throw new RuntimeException("目标文件已存在, 不允许覆盖: " + dst);
             }
             else
                 throw new RuntimeException("目标文件已存在: " + dst);