diff --git a/src/main/java/com/ruoyi/file/service/MinioSysFileServiceImpl.java b/src/main/java/com/ruoyi/file/service/MinioSysFileServiceImpl.java
index 02820a2..bebf7de 100644
--- a/src/main/java/com/ruoyi/file/service/MinioSysFileServiceImpl.java
+++ b/src/main/java/com/ruoyi/file/service/MinioSysFileServiceImpl.java
@@ -78,7 +78,15 @@ public class MinioSysFileServiceImpl implements ISysFileService {
     public String uploadFileByData(String filename, String extension, String  out) throws Exception {
         try (ByteArrayInputStream in = new ByteArrayInputStream(out.getBytes())) {
             String fileName = FileUploadUtils.extractFilename(filename, extension);
+            System.out.println("========== MinIO Upload Debug ==========");
+            System.out.println("原始文件名: " + filename);
+            System.out.println("传入的扩展名: [" + extension + "]");
+            System.out.println("生成的文件名: " + fileName);
+
             String contentType = FileUploadUtils.getContentType(extension); // 获取文件类型
+            System.out.println("获取到的 ContentType: " + contentType);
+            System.out.println("========================================");
+
             PutObjectArgs args = PutObjectArgs.builder()
                     .bucket(minioConfig.getBucketName())
                     .object(fileName)