diff --git a/src/main/java/com/github/zxbu/webdavteambition/store/TeambitionClientService.java b/src/main/java/com/github/zxbu/webdavteambition/store/TeambitionClientService.java
index 929c9e0..7c64310 100644
--- a/src/main/java/com/github/zxbu/webdavteambition/store/TeambitionClientService.java
+++ b/src/main/java/com/github/zxbu/webdavteambition/store/TeambitionClientService.java
@@ -14,11 +14,11 @@ import org.slf4j.LoggerFactory;
 import org.springframework.stereotype.Service;
 import org.springframework.util.StringUtils;
 
+import javax.annotation.PostConstruct;
 import java.io.IOException;
 import java.io.InputStream;
 import java.util.*;
 import java.util.concurrent.ConcurrentHashMap;
-import java.util.stream.Collectors;
 
 @Service
 public class TeambitionClientService {
@@ -36,7 +36,7 @@ public class TeambitionClientService {
         TeambitionFileSystemStore.setBean(this);
     }
 
-    public List<TFile> getTFiles(String nodeId) {
+    public Set<TFile> getTFiles(String nodeId) {
         NodeQuery nodeQuery = new NodeQuery();
         nodeQuery.setOrgId(client.getOrgId());
         nodeQuery.setOffset(0);
@@ -50,8 +50,15 @@ public class TeambitionClientService {
         ListResult<TFile> tFileListResult = JsonUtil.readValue(json, new TypeReference<ListResult<TFile>>() {
         });
         List<TFile> tFileList = tFileListResult.getData();
+        tFileList.sort(Comparator.comparing(TFile::getUpdated).reversed());
+        Set<TFile> tFileSets = new LinkedHashSet<>();
+        for (TFile tFile : tFileList) {
+            if (!tFileSets.add(tFile)) {
+                LOGGER.info("当前目录下{} 存在同名文件：{}，文件大小：{}", nodeId, tFile.getName(), tFile.getSize());
+            }
+        }
         // 对文件名进行去重，只保留最新的一个
-        return tFileList.stream().sorted(Comparator.comparing(TFile::getUpdated).reversed()).distinct().collect(Collectors.toList());
+        return tFileSets;
     }
 
 
@@ -128,6 +135,7 @@ public class TeambitionClientService {
             TFile oldFile = getNodeIdByPath2(path);
             // 如果旧文件存在，则先删除
             if (oldFile != null) {
+                LOGGER.info("旧文件{}还存在，大小为{}，进行删除操作，可前往网页版的回收站查看", path, oldFile.getSize());
                 remove(path);
             }
             RenameRequest renameRequest = new RenameRequest();
@@ -264,7 +272,7 @@ public class TeambitionClientService {
     }
 
     private TFile getNodeIdByParentId(String parentId, String name) {
-        List<TFile> tFiles = getTFiles(parentId);
+        Set<TFile> tFiles = getTFiles(parentId);
         for (TFile tFile : tFiles) {
             if (tFile.getName().equals(name)) {
                 return tFile;
diff --git a/src/main/java/com/github/zxbu/webdavteambition/store/TeambitionFileSystemStore.java b/src/main/java/com/github/zxbu/webdavteambition/store/TeambitionFileSystemStore.java
index 9447ef3..bd56378 100644
--- a/src/main/java/com/github/zxbu/webdavteambition/store/TeambitionFileSystemStore.java
+++ b/src/main/java/com/github/zxbu/webdavteambition/store/TeambitionFileSystemStore.java
@@ -7,8 +7,6 @@ import net.sf.webdav.IWebdavStore;
 import net.sf.webdav.StoredObject;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.context.ApplicationContext;
-import org.springframework.web.context.request.RequestAttributes;
 import org.springframework.web.context.request.RequestContextHolder;
 import org.springframework.web.context.request.ServletRequestAttributes;
 
@@ -16,8 +14,7 @@ import javax.servlet.http.HttpServletRequest;
 import java.io.File;
 import java.io.InputStream;
 import java.security.Principal;
-import java.util.Date;
-import java.util.List;
+import java.util.Set;
 
 public class TeambitionFileSystemStore implements IWebdavStore {
     private static final Logger LOGGER = LoggerFactory.getLogger(TeambitionFileSystemStore.class);
@@ -99,7 +96,7 @@ public class TeambitionFileSystemStore implements IWebdavStore {
     public String[] getChildrenNames(ITransaction transaction, String folderUri) {
         LOGGER.debug("getChildrenNames: {}", folderUri);
         TFile tFile = teambitionClientService.getTFileByPath(folderUri);
-        List<TFile> tFileList = teambitionClientService.getTFiles(tFile.getNodeId());
+        Set<TFile> tFileList = teambitionClientService.getTFiles(tFile.getNodeId());
         return tFileList.stream().map(TFile::getName).toArray(String[]::new);
     }