diff --git a/smtweb-system/sw-system-bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/ModelFormHelper.java b/smtweb-system/sw-system-bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/ModelFormHelper.java
index 89aebf2..83258d5 100644
--- a/smtweb-system/sw-system-bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/ModelFormHelper.java
+++ b/smtweb-system/sw-system-bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/ModelFormHelper.java
@@ -244,6 +244,7 @@ public class ModelFormHelper {
     private static SwMap buildEngineModelMap(PageDataset dataSet, Map<String, Object> model) {
         SwMap ret = new SwMap();
 
+        ret.put("id", dataSet.id);
         ret.put("name", dataSet.name);
         ret.put("label", dataSet.label);
         ret.put("type", dataSet.type);
diff --git a/smtweb-system/sw-system-bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageHelper.java b/smtweb-system/sw-system-bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageHelper.java
index befd9e9..ca07c9a 100644
--- a/smtweb-system/sw-system-bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageHelper.java
+++ b/smtweb-system/sw-system-bpm/src/main/java/cc/smtweb/system/bpm/web/engine/dynPage/DynPageHelper.java
@@ -171,7 +171,10 @@ public class DynPageHelper {
                 sql.append(s);
                 b = true;
             }
-            return "(" + sql.toString() + ")";
+            if (sql.length() > 0) {
+                return "(" + sql.toString() + ")";
+            }
+            return "";
         }
 
         boolean isNameSelf = setFixedFilter.contains(dynCond.param);