页面引擎：load无数据时，返回空。

smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageLoadHandler.java

@@ -94,7 +94,7 @@ public class DynPageLoadHandler extends AbstractDynPageHandler {
             bean = DynRetBean.createList(getListWorker(filter, pageDataSet).buildListData());
         } else if (SwEnum.DatasetType.TREE.value.equals(pageDataSet.type)) {//树类
             bean = DynRetBean.createList(SwListData.create(getTreeWorker(filter, pageDataSet).buildData(), 0));
-        } else {//列表类
+        } else {//表单类
             SwMap data = provider.loadData(filter, pageDataSet);
             afterLoadBean(pageDataSet,data);
             bean = DynRetBean.createBean(data);

smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageProvider.java

@@ -24,7 +24,8 @@ public class DynPageProvider extends AbstractCompProvider {
             SqlNamedPara sqlPara = DynPageHelper.buildSelectSql(pageDataSet, filter);
             SwMap map = DbEngine.getInstance().queryEntityN(sqlPara.sql, sqlPara.mapParas, SwMap.class);
             if (map == null) {
-                throw new BizException("没有找到指定数据（ds=" + pageDataSet.name + "）");
+                return new SwMap();
+                //throw new BizException("没有找到指定数据（ds=" + pageDataSet.name + "）");
             }
             ModelTable masterTable = ModelTableCache.getInstance().get(pageDataSet.masterTable);
             EntityHelper.loadBeanText(masterTable.getName(), map, sqlPara.mapFieldAlias);