diff --git a/acs/nladmin-system/src/main/java/org/nl/acs/opc/DeviceOpcProtocolRunable.java b/acs/nladmin-system/src/main/java/org/nl/acs/opc/DeviceOpcProtocolRunable.java
index 8f6c42fa0..15639f781 100644
--- a/acs/nladmin-system/src/main/java/org/nl/acs/opc/DeviceOpcProtocolRunable.java
+++ b/acs/nladmin-system/src/main/java/org/nl/acs/opc/DeviceOpcProtocolRunable.java
@@ -118,8 +118,19 @@ public class DeviceOpcProtocolRunable implements Runnable {
         while (true) {
           //          System.out.println("label97");
           long begin = System.currentTimeMillis();
-          Map<Item, ItemState> itemStatus =
-              group.read(true, (Item[]) itemsMap.values().toArray(new Item[0]));
+          Map<Item, ItemState> itemStatus =null;
+
+             try{
+               itemStatus=group.read(true, (Item[]) itemsMap.values().toArray(new Item[0]));
+             }catch (Exception e){
+               try{
+                 itemStatus=group.read(true, (Item[]) itemsMap.values().toArray(new Item[0]));
+               }catch (Exception e2){
+                 itemStatus=group.read(true, (Item[]) itemsMap.values().toArray(new Item[0]));
+               }
+             }
+
+
           //TODO 读完释放server可行否?
 
           long end = System.currentTimeMillis();
diff --git a/acs/nladmin-system/src/main/java/org/nl/acs/opc/OpcStartTag.java b/acs/nladmin-system/src/main/java/org/nl/acs/opc/OpcStartTag.java
index c8ef74e07..0b1679af9 100644
--- a/acs/nladmin-system/src/main/java/org/nl/acs/opc/OpcStartTag.java
+++ b/acs/nladmin-system/src/main/java/org/nl/acs/opc/OpcStartTag.java
@@ -1,5 +1,5 @@
 package org.nl.acs.opc;
 
 public class OpcStartTag {
-    public static boolean is_run = true;
+    public static boolean is_run = false;
 }
diff --git a/acs/nladmin-system/src/main/java/org/nl/acs/opc/OpcUtl.java b/acs/nladmin-system/src/main/java/org/nl/acs/opc/OpcUtl.java
index 154e5972a..35ef44b80 100644
--- a/acs/nladmin-system/src/main/java/org/nl/acs/opc/OpcUtl.java
+++ b/acs/nladmin-system/src/main/java/org/nl/acs/opc/OpcUtl.java
@@ -33,7 +33,17 @@ public class OpcUtl {
 
     public static void writeValue(Group group, WriteRequest... requests) throws WDKException {
         try {
-            Map<Item, Integer> e = group.write(requests);
+            Map<Item, Integer> e=null;
+            try{
+                group.write(requests);
+            }catch (Exception e1){
+               try{
+                   e=  group.write(requests);
+               }catch (Exception e2){
+                 e=  group.write(requests);
+               }
+            }
+
             boolean is_success = true;
             StringBuilder message = new StringBuilder();
             Iterator arg4 = e.keySet().iterator();
@@ -58,7 +68,6 @@ public class OpcUtl {
                 System.out.println("下发信号失败："+message.toString());
                 log.info("下发信号失败："+message.toString());
                 throw new WDKException(message.toString());
-//                group.write(requests);
             }
         } catch (JIException arg7) {
             log.info("下发信号失败："+arg7.getMessage());