在AB32VB1板子上跑的AT指令出现问题是何原因？

esp8266固件已更新，相关AT指令使用串口工具已测试ok，但在板子上跑的at组件应用的时候出现问题

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RT - Thread Operating System
/ | \ 4.1.1 build Mar 6 2023 14:44:30
2006 - 2022 Copyright by RT-Thread team
[I/sal.skt] Socket Abstraction Layer initialize success.
[I/at.clnt] open_result is ok1
[I/at.clnt] open_result is ok2
[I/at.clnt] open_result is ok3
[I/at.clnt] AT client(V1.3.1) on device uart1 initialize success.
msh >[I/at.dev.esp] esp0 device wifi is disconnect.
[I/at.dev.esp] esp0 device wifi is connected.
[I/at.dev.esp] esp0 device network initialize successfully.
Hello, world
[W/at.clnt] execute command (AT+CIPDNS_CUR=1,"114.114.114.114") timeout (300 ticks)!
[E/at.dev.esp] esp0 device set DNS failed.
[E/at.dev.esp] esp0 device prase DHCP status error.
[W/at.clnt] execute command (AT+CIPSEND=0,12) timeout (5000 ticks)!
ERR: c0000004, EPC: 10018852
07 af a2 97 9c 43 7d 77 13 07 07 b1 22 97 1c c3
6f f0 0f 87 fd 77 93 87 07 b1 a2 97 9c 43 98 43
08 c3 fd 77 93 87 87 b1 a2 97 9c 43 7d 77 13 07
87 b1 85 07 22 97 1c c3 fd 77 93 87 07 b1 a2 97
thread sp=0x201f8 name=drv[COM11]