diff --git a/board/TencentOS_tiny_EVB_MX_Plus/KEIL/ota/ota_bootloader_recovery/MDK-ARM/TencentOS_tiny.uvoptx b/board/TencentOS_tiny_EVB_MX_Plus/KEIL/ota/ota_bootloader_recovery/MDK-ARM/TencentOS_tiny.uvoptx
index ef476d8f..043b7542 100644
--- a/board/TencentOS_tiny_EVB_MX_Plus/KEIL/ota/ota_bootloader_recovery/MDK-ARM/TencentOS_tiny.uvoptx
+++ b/board/TencentOS_tiny_EVB_MX_Plus/KEIL/ota/ota_bootloader_recovery/MDK-ARM/TencentOS_tiny.uvoptx
@@ -229,22 +229,6 @@
           <ExecCommand></ExecCommand>
           <Expression></Expression>
         </Bp>
-        <Bp>
-          <Number>5</Number>
-          <Type>0</Type>
-          <LineNumber>63</LineNumber>
-          <EnabledFlag>1</EnabledFlag>
-          <Address>0</Address>
-          <ByteObject>0</ByteObject>
-          <HtxType>0</HtxType>
-          <ManyObjects>0</ManyObjects>
-          <SizeOfObject>0</SizeOfObject>
-          <BreakByAccess>0</BreakByAccess>
-          <BreakIfRCount>0</BreakIfRCount>
-          <Filename>..\Src\main.c</Filename>
-          <ExecCommand></ExecCommand>
-          <Expression></Expression>
-        </Bp>
       </Breakpoint>
       <WatchWindow1>
         <Ww>
diff --git a/board/TencentOS_tiny_EVB_MX_Plus/KEIL/ota/ota_bootloader_recovery/Src/main.c b/board/TencentOS_tiny_EVB_MX_Plus/KEIL/ota/ota_bootloader_recovery/Src/main.c
index f9a4d790..9870deb6 100644
--- a/board/TencentOS_tiny_EVB_MX_Plus/KEIL/ota/ota_bootloader_recovery/Src/main.c
+++ b/board/TencentOS_tiny_EVB_MX_Plus/KEIL/ota/ota_bootloader_recovery/Src/main.c
@@ -53,6 +53,8 @@ int main(void)
     if ((ret = ota_env_init(OTA_UPDATE_IN_POSITION, partition_addr, &stm32l4_norflash_onchip_drv_ota, &stm32l4_norflash_onchip_prop_ota)) != OTA_ERR_NONE) {
         printf("env init failed!OTA errcode = %d\n", ret);
         return -1;
+    } else {
+        printf("env init successfully!\r\n");
     }
 
 #if 0