一、描述你遇到的问题
智慧农业例程连接热点成功，但是连接华为云失败
oc_mqtt_connect:recode:2 :FAILED
二、你具体做的所有步骤结果截图
按照例程创造了华为云的产品，并修改了代码中的特定参数，编译并烧录均通过
三、当前开发板状态全景照片
四、开发板串口所有日志
FileSystem mount ok.
wifi init success!
00 00:00:00 0 68 D 0/HIVIEW: hilog init success.
00 00:00:00 0 68 D 0/HIVIEW: log limit init success.
00 00:00:00 0 68 I 1/SAMGR: Bootstrap core services(count:3).
00 00:00:00 0 68 I 1/SAMGR: Init service:0x4c44c8 TaskPool:0xfaaa4
00 00:00:00 0 68 I 1/SAMGR: Init service:0x4c44ec TaskPool:0xfb114
00 00:00:00 0 68 I 1/SAMGR: Init service:0x4c4e44 TaskPool:0xfb2d4
00 00:00:00 0 100 I 1/SAMGR: Init service 0x4c44ec <time: 0ms> success!
00 00:00:00 0 0 I 1/SAMGR: Init service 0x4c44c8 <time: 0ms> success!
00 00:00:00 0 200 D 0/HIVIEW: hiview init success.
00 00:00:00 0 200 I 1/SAMGR: Init service 0x4c4e44 <time: 0ms> success!
00 00:00:00 0 200 I 1/SAMGR: Initialized all core system services!
00 00:00:00 0 0 I 1/SAMGR: Bootstrap system and application services(count:0).
00 00:00:00 0 0 I 1/SAMGR: Initialized all system and application services!
00 00:00:00 0 0 I 1/SAMGR: Bootstrap dynamic registered services(count:0).
SENSOR:lum:90.83 temp:26.14 hum:37.96
<--System Init-->
<--Wifi Init-->
register wifi event succeed!
callback function for wifi scan:0, 0
+NOTICE:SCANFINISH
callback function for wifi scan:1, 9
WaitSacnResult:wait success[1]s
no:001, ssid:Rainer , rssi: -51
no:002, ssid:TJ-WIFI , rssi: -64
no:003, ssid:Xiaomi_6968 , rssi: -64
no:004, ssid:TJ-WIFI , rssi: -81
no:005, ssid:TJ-DORM-WIFI , rssi: -64
no:006, ssid:TJ-DORM-WIFI , rssi: -77
no:007, ssid:tongji.student.portal , rssi: -83
no:008, ssid:ChinaNet , rssi: -85
no:009, ssid:TJ-DORM-WIFI , rssi: -91
Select: 1 wireless, Waiting...
+NOTICE:CONNECTED
SENSOR:lum:90.00 temp:26.14 hum:38.88
WaitConnectResult:wait success[1]s
WiFi connect succeed!
begain to dhcp
<-- DHCP state:Inprogress -->
<-- DHCP state:Inprogress -->
<-- DHCP state:Inprogress -->
SENSOR:lum:90.83 temp:26.18 hum:39.49
<-- DHCP state:OK -->
server :
server_id : 192.168.43.1
mask : 255.255.255.0, 1
gw : 192.168.43.1
T0 : 3600
T1 : 1800
T2 : 3150
clients <1> :
mac_idx mac addr state lease tries rto
0 bc1131348ea3 192.168.43.102 10 0 1 4
[DEBUG][8840][dtls_al_init] IOT_LINK:DO DTLS LOAD-IMPLEMENT RET:0
[DEBUG][8840][mqtt_al_init] IOT_LINK:DO MQTT LOAD-IMPLEMENT RET:0
[DEBUG][8840][oc_mqtt_init] IOT_LINK:DO OC MQTT LOAD-IMPLEMENT RET:0
[DEBUG][8850][hub_step] hub_step:enter
[DEBUG][8850][dmp_connect] oc_mqtt_connect:server:117.78.5.125 port:1883
[DEBUG][8860][dmp_connect] oc_mqtt_connect:client_id:674a7980bab900244b0b3f0f_20241130_0_0_1970000100
[DEBUG][8870][dmp_connect] oc_mqtt_connect:user:674a7980bab900244b0b3f0f_20241130 passwd:7e2a34cbf85fb2a4015a661156e39bd0d43c464a2e6536b014f7f84aea34c284
SENSOR:lum:91.67 temp:26.17 hum:40.00
[DEBUG][10940][dmp_connect] oc_mqtt_connect:recode:2 :FAILED
[DEBUG][10940][hub_step] hub_step:err:2
oc_mqtt_profile_connect faild!
SENSOR:lum:90.83 temp:26.18 hum:40.00
SENSOR:lum:90.83 temp:26.17 hum:39.81
SENSOR:lum:90.83 temp:26.14 hum:39.25
SENSOR:lum:91.67 temp:26.14 hum:38.87
