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IPC Development Framework
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Last Updated on:
2026-01-16 06:04:22
This page contains content
Pairing and Binding
Audio and Viideo Ring Buffer
Compilation issues
Live Preview and Two-Way Talk
Cloud Storage
Local Storage
Event Alert
Keep-Alive and Wake-UP in Low Power
Pairing and Binding
NVR product network configuration activation failed. The log shows that the network connection was successful, but activation failed on the cloud. Error log: "errorCode":"PRODUCT_OTA_CHANNEL_CONFIG"
Does the NVR product have an interface to report the signal strength of sub-devices?
How does TuyaOS report the device MAC address?
Does the SDK package of version 6.X.X distinguish between wired and wireless or whether it supports Bluetooth provisioning?
How to reset the device with SDK 6.x.x to make it re-enter the network configuration state?
How does the SDK version 6.x.x report the Wi-Fi list during network configuration?
Which version of the 6.x.x SDK supports RED?
In SDK 6.x.x, through which interface does the device report Wi-Fi signal strength?
What is the fault code for the device restart reason in SDK 6.x.x?
In SDK version 6.x.x, through which interface does the device report the reason for the reboot?
What is the error gw_active err:-4352?
When adapting the SDK of IPC 6.x.x version for AP network configuration, an error occurred: [01-01 00:03:19 ty E][ap_netcfg.c:872] wifi ap_rcv parse fail. ret:fffffff8
How to determine MTU when the SDK of IPC version 6.x.x is adapted for Bluetooth provisioning?
When adapting the SDK of IPC 6.x.x version for AP network configuration, an error occurs: [01-01 00:00:03 ty E][tuya_svc_lan.c:221]mbedtls_cipher_auth_encrypt_wrapper:0x2[01-01 00:00:03 ty E][ap_netcfg.c:1112] lpv35_frame_serialize fail:-2
When adapting the SDK of IPC version 6.x.x for AP network configuration, an error occurs: [01-01 00:00:02 ty E][ap_netcfg.c:321] bind socket fail:-16, port:6668 [01-01 00:00:02 ty E][ap_netcfg.c:769] create server socket err
IPC 6.X.X version error [11-28 02:18:28 ty E][dcf4][iot_httpc.c:805] errorCode:DEVICE_NOT_EXIST
IPC 6.X.X version error [01-19 03:14:09 ty E][iot_httpc.c:968] Post Data Return Fail.-4378
How does the IPC 6.x.x version SDK determine if a device needs network configuration? When can the QR code recognition feature be enabled?
Can IPC devices simultaneously support wired, wireless, and Bluetooth provisioning?
6.X.X Error [01-19 03:14:09 ty E][iot_httpc.c:968] Post Data Return Fail.-4378
6.X.X Error [01-01 18:12:24 TUYA E][http inf.c:51] Open session failed: https://h2.iot-dns.com/v2/url config (-7)
Why is the device reset during the 6.x.x Bluetooth provisioning process?
Why can the NRF scan the device but the app cannot discover it when adapting Bluetooth provisioning in version 6.x.x?
How to add extended firmware and report firmware version in IPC SDK version 6.x.x?
In IPC version 6.X.X, when the device is connected to Wi-Fi but not to the server during network configuration, why is TUYA_IPC_Reset_System_CB called?
IPC SDK version 6.x.x, QR code network configuration (APP scans device) error [01-09 05:48:55 tyE][tuya_svc_mqtt_client.c:928] host[mqtts://m6.tuyacn.com:8886] mqtt connect resp err:5
SDK version 6.X.X Bluetooth pairing error: [tuya_ble_data_handler.c:708] ble recv data len err:38533
Why is the tkl_ble_gap_adv_rsp_data_set broadcast interface not called in the 6.X.X version of the SDK Bluetooth provisioning?
IPC SDK adaptation for wired network configuration error in version 6.X.X: create server socket err
In the 6.X.X version of the SDK Bluetooth provisioning, do WRITE_UUID, NOTIFY_UUID, READ_UUID in the Characteristic need to be written by oneself or will they be returned by the SDK?
How to locally reset the SDK version 6.X.X?
Could you briefly describe the AP configuration process for version 6.X.X of the SDK?
How to confirm if the 6.x.x version of the SDK is writing to the DB file?
How to modify the time for generating backup DB files in version 6.x.x of the SDK?
Does the 6.x.x version of the SDK support generating backup db files?
After the SDK version 6.X.X is set up for wired network configuration (APP scans the device), the SDK triggers a reset callback upon running. What is the reason for this?
The SDK version 6.X.X reports an error 'linkage not ready' during the wired network configuration process, and the related interface is not called. What could be the reason?
After the image data is transferred from an IP camera to the demo_for_ipc_5.x SDK, the following error is reported: Check_Buffer not enough buffer_size[131200] len[1142] session[65538] channel[1]. Why?
The following error message is displayed in the log of the device developed based on IPC SDK: P2P_ID_NOT_ENOUGH. What can I do?
Can I use an API to obtain the IMEI number in the development of IPC based on the 4G protocol?
The initialization of tuya_ipc_sdk encounters an error, and the message "WIFI_INIT_AUTO is not support" is displayed. Why?
The following error message is displayed in the log of the device developed based on IPC SDK integration: [Null Err] [ipc_httpc.c:433:httpc_ipc_get_urlcfg_v10] errorCode:SING_VALIDATE_FALED_PERMISSION_DENIED. Why?
The following error message is displayed in the log of the device developed based on the IPC SDK: [Null Err] [tuya_ipc_p2p.c:2999:__p2p_listen_sessions] listen failed session[-21] did[TUYASA-205341-ENSCM] apilicense[HPBQJR:vlkE30ib]. Why?
IPC crashes when returning to the foreground from the background with the message "Terminated due to signal 13 ?[0m pipe socket recv eof or error, -57(socket is not connected)"
How to obtain the network configuration token parameters?
Why can’t the device read the QR code generated on the mobile app?
App can't find the specific device hot spot?
Why can’t the device be activated despite successfully scanning the QR code?
How can I set the pairing mode and connection mode if the device supports both wired and wireless connections?
How can I set the pairing mode and connection mode for 4G devices?
How can I enable dynamic network switching for devices that are both wired and wireless?
Why can’t the device enter pairing mode?
How can I set the pairing mode and connection mode if the device supports two modes (wireless and Bluetooth) or three modes (wired, wireless, and Bluetooth)?
Why can’t the device be paired? During pairing, no more MQTT logs are printed after mqtt topics cnt 1 is output.
Audio and Viideo Ring Buffer
When the app encounters a failure in decoding the video stream, will it actively request to retrieve an IDR frame (keyframe) to restore the picture?
What is the audio format for IPC voice intercom sent by the app?
What are the encoding formats supported by the device-side SDK for audio transmission?
Can the 6.x.x SDK report only video data without reporting audio data?
In version 6.x.x of the SDK, when the app opens the panel, there is no display, and the SDK reports an error: no audio or video data count.
What does ch0st0tr mean?
When using the application, the video stream occasionally fails to load, showing a spinning loading icon with the message: "No data inside ring buffer. GET starts before PUT? ch0st0tr9"
The following error message is displayed in the log of IPC SDK: [ipc_httpc.c:433:httpc_ipc_get_urlcfg_v10] errorCode:SING_VALIDATE_FALED_4. Why?
The following error message is displayed in the log of IPC SDK: [Null Err] [ipc_httpc.c:838:httpc_ipc_cloud_storage_config_get]errorCode:CAMERA_STORAGE_ORDER_NOT_EXISTED. Why?
The following error message is displayed in the log of the device developed based on IPC SDK 5.X: errorCode:PRODUCT_OTA_CHANNEL_CONFIG. Why?
May I ask how to reset IPC or robotic vacuum products locally?
Currently, the tuya_ipc_notify_alarm interface is used for pushing events. Can this interface carry event timestamps?
How do IPC devices request weather data?
Compilation issues
Does the device-side SDK internally support AEC?
What is the usual reason for the SDK error "check_buffer not enough buffer_size"?
6.X.X SDK error "the ss mgr not inited, but msq buffed"
How to disable logging during IPC SDK development?
How to set the DEBUG log level for IPC SDK?
Why is the compiled tuyaos_demo_ipc executable so large?
What can I do if "undefined reference to ...." is displayed when I use a streaming media SDK for compilation?
What can I do if "tuya_xxx_undefined statement" is displayed during compilation?
Live Preview and Two-Way Talk
SDK voice intercom function of version 6.X.X, session ID error reported: speak audio reqID [91]-[90] error or speak overdue?
Why is the download feature not appearing in the video playback interface?
How to cancel a call from the IPC doorbell on the device side?
Cloud Storage
What resolutions does the 6.X.X version of the SDK support?
Local Storage
How many resolutions are supported for selection on the app panel?
Can the videos recorded by IPC_SDK be played with other players?
How to set the video local storage format to MP4 for IPC?
What is the reason for the absence of event description files in the IPC local recording directory?
Event Alert
How to report undefined alarm events in the IPC SDK?
Is there an alarm with a timestamp report for the 6.x.x version of the SDK, as the tuya_ipc_notify_alarm alarm has a delay?
The following error message is displayed in the log of the device developed based on IPC SDK 5.X: dp num parse invalid 0. What can I do?
The following error message is displayed in the log of the device developed based on IPC SDK integration: [tuya_ipc_api.c:592] notify EVENT_ADD_SPACE_TIME hasn't reach,should return. Why?
According to frontend logs, motion detection is triggered on the IPC. However, no notification is pushed on the App. Why?
The following error message is displayed in the log of the device developed based on IPC SDK integration: [Null Err] [mqc_app.c:196:__mqc_obj_handle_echo_show_req] echo show callback is not registered. Why?
The following error message is displayed in the log of the device developed based on IPC SDK integration: [Null Err] [ipc_httpc.c:433:httpc_ipc_get_urlcfg_v10]errorCode:SING_VALIDATE_FALED_PERMISSION_DENIED. Why?
Why is the tuya_adapter_wifi_station_connect function not called during the IPC SDK 5.X development?
Does the IPC device support device-side hang-up when the doorbell is called?
IPC 6.X SDK, compatible with Bluetooth network configuration. When adding Bluetooth on my end, can I split the received data packet and then call back to the SDK? For example, if I receive a 84-byte packet, can I split it into two packets, one with 64 bytes and the other with 20 bytes, and then pass them to the SDK through a callback?
How to set local recording time in unconfigured network status?
Keep-Alive and Wake-UP in Low Power
How to obtain the device ID using IPC SDK?
This page contains content
Pairing and Binding
Audio and Viideo Ring Buffer
Compilation issues
Live Preview and Two-Way Talk
Cloud Storage
Local Storage
Event Alert
Keep-Alive and Wake-UP in Low Power