diff --git a/src/main/java/im/zhaojun/common/config/GlobalScheduleTask.java b/src/main/java/im/zhaojun/common/config/GlobalScheduleTask.java
index 8510d6e..deaac8e 100644
--- a/src/main/java/im/zhaojun/common/config/GlobalScheduleTask.java
+++ b/src/main/java/im/zhaojun/common/config/GlobalScheduleTask.java
@@ -45,26 +45,33 @@ public class GlobalScheduleTask {
     @Scheduled(fixedRate = 1000 * 60 * 10, initialDelay = 1000 * 30)
     public void autoRefreshOneDriveToken() {
 
-        AbstractFileService currentFileService = systemConfigService.getCurrentFileService();
-
-        if (!(currentFileService instanceof OneDriveServiceImpl
-            || currentFileService instanceof OneDriveChinaServiceImpl)) {
-            log.debug("当前启用存储类型, 不是 OneDrive, 跳过自动刷新 AccessToken");
-            return;
-        }
-
-        if (currentFileService.getIsUnInitialized()) {
-            log.debug("当前启用 OneDrive 未初始化成功, 跳过自动刷新 AccessToken");
-            return;
-        }
-
-        StorageTypeEnum currentStorageTypeEnum = currentFileService.getStorageTypeEnum();
-
         try {
-            refreshOneDriveToken(currentStorageTypeEnum);
-        } catch (Exception e) {
-            log.debug("刷新 " + currentStorageTypeEnum.getDescription() + " Token 失败.", e);
+            log.debug("尝试调用 OneDrive 自动刷新 AccessToken 定时任务");
+
+            AbstractFileService currentFileService = systemConfigService.getCurrentFileService();
+
+            if (!(currentFileService instanceof OneDriveServiceImpl
+                    || currentFileService instanceof OneDriveChinaServiceImpl)) {
+                log.debug("当前启用存储类型, 不是 OneDrive, 跳过自动刷新 AccessToken");
+                return;
+            }
+
+            if (currentFileService.getIsUnInitialized()) {
+                log.debug("当前启用 OneDrive 未初始化成功, 跳过自动刷新 AccessToken");
+                return;
+            }
+
+            StorageTypeEnum currentStorageTypeEnum = currentFileService.getStorageTypeEnum();
+
+            try {
+                refreshOneDriveToken(currentStorageTypeEnum);
+            } catch (Exception e) {
+                log.debug("刷新 " + currentStorageTypeEnum.getDescription() + " Token 失败.", e);
+            }
+        } catch (Throwable e) {
+            log.debug("尝试调用 OneDrive 自动刷新 AccessToken 定时任务出现未知异常", e);
         }
+
     }
 
     /**
diff --git a/src/main/java/im/zhaojun/common/service/SystemService.java b/src/main/java/im/zhaojun/common/service/SystemService.java
index c73a502..89274ac 100644
--- a/src/main/java/im/zhaojun/common/service/SystemService.java
+++ b/src/main/java/im/zhaojun/common/service/SystemService.java
@@ -5,7 +5,10 @@ import im.zhaojun.common.model.dto.FileItemDTO;
 import im.zhaojun.common.model.dto.SiteConfigDTO;
 import im.zhaojun.common.model.enums.StorageTypeEnum;
 import im.zhaojun.common.util.HttpUtil;
+import im.zhaojun.common.util.StringUtils;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
+import org.springframework.web.client.HttpClientErrorException;
 
 import javax.annotation.Resource;
 import java.util.ArrayList;
@@ -15,6 +18,7 @@ import java.util.Objects;
 /**
  * @author zhaojun
  */
+@Slf4j
 @Service
 public class SystemService {
 
@@ -40,7 +44,20 @@ public class SystemService {
 
         for (FileItemDTO fileItemDTO : fileItemList) {
             if (ZFileConstant.README_FILE_NAME.equalsIgnoreCase(fileItemDTO.getName())) {
-                siteConfigDTO.setReadme(HttpUtil.getTextContent(fileItemDTO.getUrl()));
+                String textContent = null;
+                try {
+                    textContent = HttpUtil.getTextContent(fileItemDTO.getUrl());
+                } catch (HttpClientErrorException httpClientErrorException) {
+                    log.debug("尝试重新获取文档区缓存中链接后仍失败", httpClientErrorException);
+                    try {
+                        String fullPath = StringUtils.removeDuplicateSeparator(fileItemDTO.getPath() + "/" + fileItemDTO.getName());
+                        FileItemDTO fileItem = fileService.getFileItem(fullPath);
+                        textContent = HttpUtil.getTextContent(fileItem.getUrl());
+                    } catch (Exception e) {
+                        log.debug("尝试重新获取文档区链接后仍失败, 已置为空", e);
+                    }
+                }
+                siteConfigDTO.setReadme(textContent);
             }
         }
         return siteConfigDTO;