diff --git a/backend/src/main/java/io/metersphere/track/issue/ZentaoPlatform.java b/backend/src/main/java/io/metersphere/track/issue/ZentaoPlatform.java
index 6b7c6d111b..47b8696624 100644
--- a/backend/src/main/java/io/metersphere/track/issue/ZentaoPlatform.java
+++ b/backend/src/main/java/io/metersphere/track/issue/ZentaoPlatform.java
@@ -430,8 +430,8 @@ public class ZentaoPlatform extends AbstractIssuePlatform {
         RestTemplate restTemplate = new RestTemplate();
         try {
             String fileUpload = zentaoClient.requestUrl.getFileUpload();
-            ResponseEntity<String> responseEntity = restTemplate.exchange(fileUpload + session,
-                    HttpMethod.POST, requestEntity, String.class);
+            ResponseEntity<String> responseEntity = restTemplate.exchange(fileUpload, HttpMethod.POST, requestEntity,
+                    String.class, "bug", null, session);
             String body = responseEntity.getBody();
             JSONObject obj = JSONObject.parseObject(body);
             JSONObject data = obj.getJSONObject("data");
@@ -579,8 +579,14 @@ public class ZentaoPlatform extends AbstractIssuePlatform {
         List<FileAttachmentMetadata> allMsAttachments = attachmentService.listMetadata(request);
         List<String> msAttachmentsName = allMsAttachments.stream().map(FileAttachmentMetadata::getName).collect(Collectors.toList());
         JSONObject bugInfo = zentaoClient.getBugById(issue.getPlatformId());
-        JSONObject zenFiles = bugInfo.getJSONObject("files");
-        // 同步Jira中新的附件
+        Object files = bugInfo.get("files");
+        JSONObject zenFiles;
+        if (files instanceof JSONArray && ((JSONArray) files).size() == 0) {
+            zenFiles = null;
+        } else {
+            zenFiles = (JSONObject) files;
+        }
+        // 同步禅道中新的附件
         if (zenFiles != null) {
             for (String fileId : zenFiles.keySet()) {
                 JSONObject fileInfo = zenFiles.getJSONObject(fileId);
@@ -602,7 +608,7 @@ public class ZentaoPlatform extends AbstractIssuePlatform {
             }
         }
 
-        // 删除Jira中不存在的附件
+        // 删除禅道中不存在的附件
         if (CollectionUtils.isNotEmpty(allMsAttachments)) {
             List<FileAttachmentMetadata> deleteMsAttachments = allMsAttachments.stream()
                     .filter(msAttachment -> !znetaoAttachmentsName.contains(msAttachment.getName())).collect(Collectors.toList());
diff --git a/backend/src/main/java/io/metersphere/track/issue/client/ZentaoClient.java b/backend/src/main/java/io/metersphere/track/issue/client/ZentaoClient.java
index 8d02ffa00d..2e52b8f4c4 100644
--- a/backend/src/main/java/io/metersphere/track/issue/client/ZentaoClient.java
+++ b/backend/src/main/java/io/metersphere/track/issue/client/ZentaoClient.java
@@ -226,7 +226,7 @@ public abstract class ZentaoClient extends BaseClient {
         HttpEntity<MultiValueMap<String, Object>> requestEntity = new HttpEntity<>(paramMap, authHeader);
 
         try {
-            restTemplate.exchange(requestUrl.getFileUpload(), HttpMethod.POST, requestEntity,
+           restTemplate.exchange(requestUrl.getFileUpload(), HttpMethod.POST, requestEntity,
                     String.class, objectType, objectId, sessionId);
         } catch (Exception e) {
             LogUtil.info("upload zentao attachment error");
diff --git a/backend/src/main/java/io/metersphere/track/issue/client/ZentaoPathInfoClient.java b/backend/src/main/java/io/metersphere/track/issue/client/ZentaoPathInfoClient.java
index a0305c7b83..bb224155bf 100644
--- a/backend/src/main/java/io/metersphere/track/issue/client/ZentaoPathInfoClient.java
+++ b/backend/src/main/java/io/metersphere/track/issue/client/ZentaoPathInfoClient.java
@@ -17,7 +17,7 @@ public class ZentaoPathInfoClient extends ZentaoClient {
     private static final String USER_GET = "/api-getModel-user-getList?zentaosid=";
     private static final String BUILDS_GET = "/api-getModel-build-getProductBuildPairs-productID={0}?zentaosid={1}";
     private static final String CREATE_META_DATA="/bug-create-{0}.json?zentaosid={1}";
-    private static final String FILE_UPLOAD = "/api-getModel-file-saveUpload-{1}-{2}.json?zentaosid={3}";
+    private static final String FILE_UPLOAD = "/api-getModel-file-saveUpload-objectType={1},objectID={2}?zentaosid={3}";
     private static final String FILE_DELETE = "/file-delete-{1}-.yes.json?zentaosid={2}";
     private static final String FILE_DOWNLOAD="/file-download-{1}-.click.json?zentaosid={2}";
     private static final String REPLACE_IMG_URL = "<img src=\"%s/file-read-$1\"/>";
@@ -48,7 +48,7 @@ public class ZentaoPathInfoClient extends ZentaoClient {
         request.setCreateMetaData(getUrl(CREATE_META_DATA));
         request.setProductGet(getUrl(PRODUCT_GET));
         request.setFileDelete(getUrl(FILE_DELETE));
-        request.setFileDelete(getUrl(FILE_DOWNLOAD));
+        request.setFileDownload(getUrl(FILE_DOWNLOAD));
         requestUrl = request;
     }