diff --git a/smtweb-system/sw-system-bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageSaveHandler.java b/smtweb-system/sw-system-bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageSaveHandler.java
index a2c6eec..9b414a1 100644
--- a/smtweb-system/sw-system-bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageSaveHandler.java
+++ b/smtweb-system/sw-system-bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageSaveHandler.java
@@ -88,7 +88,7 @@ public class DynPageSaveHandler extends AbstractDynPageHandler {
 
             //读取待保存的bean
             DefaultEntity bean = readBeanFromPage(pageDataSet, dsData);
-            SwMap dsFilter = (SwMap)filter.get(pageDataSet.name);
+            SwMap dsFilter = filter.readMap(pageDataSet.name);
             if (dsFilter != null && bean.isNew()) {//有过滤条件，将关联的值设上
                 setLinkValue(pageDataSet, bean, f -> {
                     //link类型，去取另一个dataset的值