diff --git a/test/case52/src/testcase52.c b/test/case52/src/testcase52.c
index 5515bd3..768c8d7 100755
--- a/test/case52/src/testcase52.c
+++ b/test/case52/src/testcase52.c
@@ -95,10 +95,10 @@ void *handleUdpTransmission(void *arg)
     server_addr_case52.sin_addr.s_addr = inet_addr(SERVER_IP_CASE52);       // IP转换
     // int flags = fcntl(sockfd_case52, F_GETFL, 0);
     // fcntl(sockfd_case52, F_SETFL, flags | O_NONBLOCK);
-    char *message = "test";
-    sendto(sockfd_case52, message, strlen(message), 0,
-           (struct sockaddr *)&server_addr_case52, sizeof(server_addr_case52));
-    printf("[sendto]:%s\n", message);
+    // char *message = "test";
+    // sendto(sockfd_case52, message, strlen(message), 0,
+    //        (struct sockaddr *)&server_addr_case52, sizeof(server_addr_case52));
+    // printf("[sendto]:%s\n", message);
 
     printf("[socket]:UDP ready\n");
     // mmap