diff --git a/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/EssService.java b/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/EssService.java
index 7189f24e..491e8673 100644
--- a/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/EssService.java
+++ b/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/EssService.java
@@ -27,7 +27,6 @@ import cn.axzo.nanopart.ess.server.ess.mq.EssBroadcaster;
 import cn.axzo.nanopart.ess.server.ess.support.OssService;
 import cn.axzo.nanopart.ess.server.utils.BizAssertions;
 import cn.axzo.nanopart.ess.server.utils.BizTransactional;
-import cn.axzo.nanopart.ess.server.utils.IdBuilder;
 import com.tencentcloudapi.essbasic.v20210526.models.CreateSignUrlsResponse;
 import com.tencentcloudapi.essbasic.v20210526.models.SignUrlInfo;
 import lombok.RequiredArgsConstructor;
@@ -175,6 +174,9 @@ public class EssService {
         EssContract contract = essContractDao.getOrThrow(essContractId);
         if (StringUtils.isNotBlank(contract.getOssFileKey()))
             return ossService.getOssUrl(contract.getOssFileKey());
+        // 尝试做补偿
+        if (shouldDownloadContractPDF(contract) && StringUtils.isBlank(contract.getOssFileKey()))
+            maybeScheduleDownloadContractPDF(contract, false);
         return getContractPDFUrlFromEss(contract);
     }