diff --git a/aio-core/pom.xml b/aio-core/pom.xml
index e1cfc917d46a5340c50bec92baf83e866a1aa1cf..43030ecfcd11360178c368f002996e55304c4a3e 100644
--- a/aio-core/pom.xml
+++ b/aio-core/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.smartboot.socket</groupId>
         <artifactId>smart-socket-parent</artifactId>
-        <version>1.5.0</version>
+        <version>1.5.1</version>
         <relativePath>../smart-socket-parent</relativePath>
     </parent>
     <build>
diff --git a/aio-core/src/main/java/org/smartboot/socket/transport/IoServerConfig.java b/aio-core/src/main/java/org/smartboot/socket/transport/IoServerConfig.java
index b53c905f8da58c972519464d628f790e06a046c4..c19c8e90841aa02826b8887cf1d24984661337d5 100644
--- a/aio-core/src/main/java/org/smartboot/socket/transport/IoServerConfig.java
+++ b/aio-core/src/main/java/org/smartboot/socket/transport/IoServerConfig.java
@@ -39,7 +39,7 @@ final class IoServerConfig<T> {
     /**
      * 当前smart-socket版本号
      */
-    public static final String VERSION = "v1.5.0";
+    public static final String VERSION = "v1.5.1";
 
     /**
      * 消息体缓存大小,字节
diff --git a/aio-pro/pom.xml b/aio-pro/pom.xml
index 157b35d8984f96655fb19461d3bcd9432e47307f..7f6fba40c5bacd9b27b43bae0786fa9e61192166 100644
--- a/aio-pro/pom.xml
+++ b/aio-pro/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.smartboot.socket</groupId>
         <artifactId>smart-socket-parent</artifactId>
-        <version>1.5.0</version>
+        <version>1.5.1</version>
         <relativePath>../smart-socket-parent</relativePath>
     </parent>
     <dependencies>
diff --git a/aio-pro/src/main/java/org/smartboot/socket/transport/UdpBootstrap.java b/aio-pro/src/main/java/org/smartboot/socket/transport/UdpBootstrap.java
index 6a6aea4c8f9697b3042c0baecb5a5ecece976dd3..2fb4a9ed3e2d9fae5484ebbd25cf36ef1bad19ac 100644
--- a/aio-pro/src/main/java/org/smartboot/socket/transport/UdpBootstrap.java
+++ b/aio-pro/src/main/java/org/smartboot/socket/transport/UdpBootstrap.java
@@ -12,6 +12,7 @@ package org.smartboot.socket.transport;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.smartboot.socket.MessageProcessor;
+import org.smartboot.socket.NetMonitor;
 import org.smartboot.socket.Protocol;
 import org.smartboot.socket.StateMachineEnum;
 import org.smartboot.socket.buffer.BufferPage;
@@ -201,8 +202,11 @@ public class UdpBootstrap<Request> {
             buffer.flip();
 
             UdpAioSession aioSession = channel.createAndCacheSession(remote);
-            config.getMonitor().beforeRead(aioSession);
-            config.getMonitor().afterRead(aioSession, buffer.remaining());
+            NetMonitor netMonitor = config.getMonitor();
+            if(netMonitor != null){
+                netMonitor.beforeRead(aioSession);
+                netMonitor.afterRead(aioSession, buffer.remaining());
+            }
             Request request;
             //解码
             try {
diff --git a/aio-pro/src/main/java/org/smartboot/socket/transport/UdpDispatcher.java b/aio-pro/src/main/java/org/smartboot/socket/transport/UdpDispatcher.java
index bc1f893d77bb0c22fe2aeb3f1640e646e4bae0ea..133fe1a3a9dc56601c09f945d946724ecd14e7a0 100644
--- a/aio-pro/src/main/java/org/smartboot/socket/transport/UdpDispatcher.java
+++ b/aio-pro/src/main/java/org/smartboot/socket/transport/UdpDispatcher.java
@@ -34,8 +34,8 @@ class UdpDispatcher<T> implements Runnable {
 
     @Override
     public void run() {
-        try {
-            while (true) {
+        while (true) {
+            try {
                 RequestTask unit = taskQueue.take();
                 if (unit == EXECUTE_TASK_OR_SHUTDOWN) {
                     LOGGER.info("shutdown thread:{}", Thread.currentThread());
@@ -43,9 +43,11 @@ class UdpDispatcher<T> implements Runnable {
                 }
                 processor.process(unit.session, unit.request);
                 unit.session.writeBuffer().flush();
+            } catch (InterruptedException e) {
+                LOGGER.info("InterruptedException", e);
+            } catch (Exception e) {
+                LOGGER.error(e.getClass().getName(), e);
             }
-        } catch (InterruptedException e) {
-            LOGGER.info("InterruptedException", e);
         }
     }
 
diff --git a/example/pom.xml b/example/pom.xml
index 3fc28166ec65026aa79b894a93a1ab7b30f71e40..dc9703889097b768468beacb3e8a3dc367060f3c 100644
--- a/example/pom.xml
+++ b/example/pom.xml
@@ -32,12 +32,12 @@
             <dependency>
                 <groupId>org.smartboot.socket</groupId>
                 <artifactId>aio-pro</artifactId>
-                <version>1.5.0</version>
+                <version>1.5.1</version>
             </dependency>
             <dependency>
                 <groupId>org.smartboot.socket</groupId>
                 <artifactId>aio-core</artifactId>
-                <version>1.5.0</version>
+                <version>1.5.1</version>
             </dependency>
             <dependency>
                 <groupId>org.apache.commons</groupId>
@@ -52,7 +52,7 @@
             <dependency>
                 <groupId>org.smartboot.aio</groupId>
                 <artifactId>aio-enhance</artifactId>
-                <version>1.0.1-SNAPSHOT</version>
+                <version>1.0.2</version>
             </dependency>
         </dependencies>
     </dependencyManagement>
diff --git a/pom.xml b/pom.xml
index fd3aadf9459844f6b66601a3eab66869fcd257f8..3f3278e8aaa66c479f4624332cc31070641d9c1e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@
     <parent>
         <groupId>org.smartboot.socket</groupId>
         <artifactId>smart-socket-parent</artifactId>
-        <version>1.5.0</version>
+        <version>1.5.1</version>
     </parent>
     <properties>
         <commons.lang.version>2.6</commons.lang.version>
diff --git a/smart-socket-parent/pom.xml b/smart-socket-parent/pom.xml
index 690a4a0596e4e626476476fea0ff6cd9fd9eb984..569c26e663adb62b3a76788df401ad268445721c 100644
--- a/smart-socket-parent/pom.xml
+++ b/smart-socket-parent/pom.xml
@@ -15,14 +15,14 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.smartboot.socket</groupId>
     <artifactId>smart-socket-parent</artifactId>
-    <version>1.5.0</version>
+    <version>1.5.1</version>
 
     <packaging>pom</packaging>
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <slf4j.version>1.7.29</slf4j.version>
-        <aio.version>1.5.0</aio.version>
+        <aio.version>1.5.1</aio.version>
     </properties>
     <dependencyManagement>
         <dependencies>