diff --git a/visa/visa-server/src/main/java/cn/axzo/nanopart/visa/server/service/impl/ChangeRecordRelationServiceImpl.java b/visa/visa-server/src/main/java/cn/axzo/nanopart/visa/server/service/impl/ChangeRecordRelationServiceImpl.java
index c2afe9dd..33cd81ba 100644
--- a/visa/visa-server/src/main/java/cn/axzo/nanopart/visa/server/service/impl/ChangeRecordRelationServiceImpl.java
+++ b/visa/visa-server/src/main/java/cn/axzo/nanopart/visa/server/service/impl/ChangeRecordRelationServiceImpl.java
@@ -710,6 +710,11 @@ public class ChangeRecordRelationServiceImpl extends ServiceImpl<ChangeRecordRel
         VisaChangeApproveCreateReq createReq = visaHelper.buildVisaChangeApproveCreateReqByVisaId(req.getVisaId());
         AssertUtil.notNull(createReq, "未找到变洽签单据");
 
+        if (Objects.isNull(req.getPdfFile())) {
+            List<ChangeRecordRelation> pdfs = findByVisaAndVarName(visa.getId(), PRINT_PDF_FILE.name());
+            AssertUtil.notEmpty(pdfs, "数据异常，未找到变洽签 PDF 文件");
+            req.setPdfFile(JSON.parseObject(pdfs.get(0).getContent(), UploadFieldDTO.class));
+        }
         create.setStartFormVariables(visaHelper.buildStartFormVariables(createReq));
         OrganizationalUnitVO unitInfo = organizationalUnitGateway.getUnitInfo(model.getOuId());
         Map<String, Object> variables = Maps.of(