diff --git a/httpd.c b/httpd.c
index 955d364..0085631 100644
--- a/httpd.c
+++ b/httpd.c
@@ -52,8 +52,10 @@ void configure_context(SSL_CTX *ctx)
     SSL_CTX_set_options(ctx, SSL_OP_NO_SSLv2|SSL_OP_NO_TICKET);
     SSL_CTX_set_session_id_context(ctx, (void *)&ssl_session_ctx_id, sizeof(ssl_session_ctx_id));
     /* Set the key and cert */
-    if (SSL_CTX_use_certificate_file(ctx, server_config.sslcert, SSL_FILETYPE_PEM) <= 0) {
-        ERR_print_errors_fp(stderr);
+	/* use the full chain bundle of certificate */
+    //if (SSL_CTX_use_certificate_file(ctx, server_config.sslcert, SSL_FILETYPE_PEM) <= 0) {
+	if (SSL_CTX_use_certificate_chain_file(ctx, server_config.sslcert) <= 0) {
+	    ERR_print_errors_fp(stderr);
 		exit(EXIT_FAILURE);
     }
 
diff --git a/libs/handle.c b/libs/handle.c
index effefb3..a5d1657 100644
--- a/libs/handle.c
+++ b/libs/handle.c
@@ -87,10 +87,10 @@ int antd_send(void *src, const void* data, int len)
 #ifdef USE_OPENSSL
 	}
 #endif
-	if(ret <= 0)
+	/*if(ret <= 0)
 	{
 		antd_close(src);
-	}
+	}*/
 	return ret;
 }
 int antd_recv(void *src,  void* data, int len)
@@ -111,10 +111,10 @@ int antd_recv(void *src,  void* data, int len)
 #ifdef USE_OPENSSL
 	}
 #endif
-	if(ret == 0)
+	/*if(ret == 0)
 	{
 		antd_close(src);
-	}
+	}*/
 	return ret;
 }
 int antd_close(void* src)
@@ -136,6 +136,7 @@ int antd_close(void* src)
 	server_config.connection--; 
 	LOG("Remaining connection %d\n", server_config.connection);
 	free(src);
+	src = NULL;
 	return ret;
 }
 int __ti(void* client,int data)