diff --git a/src/org/redkale/boot/NodeServer.java b/src/org/redkale/boot/NodeServer.java
index a3bf5474f..5dbf35cf9 100644
--- a/src/org/redkale/boot/NodeServer.java
+++ b/src/org/redkale/boot/NodeServer.java
@@ -29,7 +29,7 @@ import org.redkale.util.*;
 
 /**
  * Server节点的初始化配置类
- *
+ * <p>
  * <p>
  * 详情见: http://redkale.org
  *
@@ -61,22 +61,22 @@ public abstract class NodeServer {
 
     //当前Server的SNCP协议的组
     private String sncpGroup = null;
-    
+
     //SNCP服务的地址， 非SNCP为null
     private InetSocketAddress sncpAddress;
-    
+
     //加载Service时的处理函数
     protected Consumer<ServiceWrapper> consumer;
-    
+
     //server节点的配置
     protected AnyValue serverConf;
-    
+
     //加载server节点后的拦截器
     protected NodeInterceptor interceptor;
 
     //本地模式的Service对象集合
     protected final Set<ServiceWrapper> localServiceWrappers = new LinkedHashSet<>();
-    
+
     //远程模式的Service对象集合
     protected final Set<ServiceWrapper> remoteServiceWrappers = new LinkedHashSet<>();
 
@@ -157,7 +157,7 @@ public abstract class NodeServer {
             Class clazz = forName(interceptorClass);
             this.interceptor = (NodeInterceptor) clazz.newInstance();
         }
-        
+
         ClassFilter<Servlet> servletFilter = createServletClassFilter();
         ClassFilter<Service> serviceFilter = createServiceClassFilter();
         long s = System.currentTimeMillis();
@@ -170,6 +170,8 @@ public abstract class NodeServer {
         logger.info(this.getClass().getSimpleName() + " load filter class in " + e + " ms");
         loadService(serviceFilter); //必须在servlet之前
         loadServlet(servletFilter);
+
+        if (this.interceptor != null) this.resourceFactory.inject(this.interceptor);
     }
 
     protected abstract void loadServlet(ClassFilter<? extends Servlet> servletFilter) throws Exception;
@@ -384,7 +386,7 @@ public abstract class NodeServer {
     }
 
     protected ClassFilter createClassFilter(final String localGroup, Class<? extends Annotation> ref,
-                                            Class inter, Class<? extends Annotation> ref2, String properties, String property) {
+        Class inter, Class<? extends Annotation> ref2, String properties, String property) {
         ClassFilter cf = new ClassFilter(ref, inter, null);
         if (properties == null && properties == null) return cf;
         if (this.serverConf == null) return cf;
@@ -454,6 +456,10 @@ public abstract class NodeServer {
         return sncpAddress;
     }
 
+    public AnyValue getServerConf() {
+        return serverConf;
+    }
+
     public String getSncpGroup() {
         return sncpGroup;
     }
diff --git a/src/org/redkale/net/http/HttpPrepareServlet.java b/src/org/redkale/net/http/HttpPrepareServlet.java
index 3e6faa968..9c931416c 100644
--- a/src/org/redkale/net/http/HttpPrepareServlet.java
+++ b/src/org/redkale/net/http/HttpPrepareServlet.java
@@ -29,6 +29,8 @@ public final class HttpPrepareServlet extends PrepareServlet<String, HttpContext
 
     private HttpServlet resourceHttpServlet = new HttpResourceServlet();
 
+    private final Map<String, Class> mapStrings = new HashMap<>();
+
     @Override
     public void init(HttpContext context, AnyValue config) {
         this.servlets.forEach(s -> {
@@ -89,6 +91,10 @@ public final class HttpPrepareServlet extends PrepareServlet<String, HttpContext
         if (prefix == null) prefix = "";
         for (String mapping : mappings) {
             if (!prefix.toString().isEmpty()) mapping = prefix + mapping;
+            if (this.mapStrings.containsKey(mapping)) {
+                Class old = this.mapStrings.get(mapping);
+                throw new RuntimeException("mapping [" + mapping + "] repeat on " + old.getName() + " and " + servlet.getClass().getName());
+            }
             if (contains(mapping, '.', '*', '{', '[', '(', '|', '^', '$', '+', '?', '\\')) { //是否是正则表达式))
                 if (mapping.charAt(0) != '^') mapping = '^' + mapping;
                 if (mapping.endsWith("/*")) {
@@ -104,11 +110,12 @@ public final class HttpPrepareServlet extends PrepareServlet<String, HttpContext
                     regArray[regArray.length - 1] = new SimpleEntry<>(Pattern.compile(mapping).asPredicate(), servlet);
                 }
             } else if (mapping != null && !mapping.isEmpty()) {
-                this.mappings.put(mapping, servlet);
+                super.mappings.put(mapping, servlet);
             }
+            this.mapStrings.put(mapping, servlet.getClass());
         }
         setServletConf(servlet, conf);
-        servlet._prefix = prefix == null ? "" : prefix.toString();
+        servlet._prefix = prefix.toString();
         this.servlets.add(servlet);
     }
 
@@ -139,6 +146,7 @@ public final class HttpPrepareServlet extends PrepareServlet<String, HttpContext
                 ((BasedHttpServlet) s).postDestroy(context, getServletConf(s));
             }
         });
+        this.mapStrings.clear();
     }
 
 }