diff --git a/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/xzd/service/impl/XzdProjectManagerApprovalServiceImpl.java b/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/xzd/service/impl/XzdProjectManagerApprovalServiceImpl.java
index 3c5e276c..62bd7292 100644
--- a/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/xzd/service/impl/XzdProjectManagerApprovalServiceImpl.java
+++ b/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/xzd/service/impl/XzdProjectManagerApprovalServiceImpl.java
@@ -109,7 +109,7 @@ public class XzdProjectManagerApprovalServiceImpl extends ServiceImpl<XzdProject
     private LambdaQueryWrapper<XzdProjectManagerApproval> buildQueryWrapper(XzdProjectManagerApprovalBo bo) {
         Map<String, Object> params = bo.getParams();
         LambdaQueryWrapper<XzdProjectManagerApproval> lqw = Wrappers.lambdaQuery();
-        lqw.eq(XzdProjectManagerApproval::getSsgs, bo.getSsgs());
+        lqw.eq(bo.getSsgs() != null,XzdProjectManagerApproval::getSsgs, bo.getSsgs());
         lqw.eq(bo.getId() != null, XzdProjectManagerApproval::getId, bo.getId());
         lqw.eq(bo.getCityCode() != null, XzdProjectManagerApproval::getCityCode, bo.getCityCode());
         lqw.orderByDesc(XzdProjectManagerApproval::getId);