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Need help for scan_evt timeout error

Posted: Fri Aug 25, 2023 3:32 am
by Ritesh
Hello Team,

We are using Wi-Fi and BLE together into one of our IoT based application in which below is overall scenarios for application perspective.

1. Board Start with ESP32 Device work as STA Mode
2. Enable BLE and scan parameter using esp_ble_gap_set_scan_params
3. Also tried to scan list of Access Points and connects with particular SSID
4. Connect with HTTP Client and send some data
5. Repeat above cycles every 15 Minutes of duration

But we have seen that sometimes we are seeing below prints continuously into random way. I am not sure that from where it is coming and what is the impact of it.
"24-08-2023 AM 1:26:41",scan_evt timeout
"24-08-2023 AM 1:26:41",scan_evt timeout
"24-08-2023 AM 1:26:42",scan_evt timeout
"24-08-2023 AM 1:26:42",scan_evt timeout
"24-08-2023 AM 1:26:42",scan_evt timeout
"24-08-2023 AM 1:26:42",scan_evt timeout
"24-08-2023 AM 1:26:42",scan_evt timeout
"24-08-2023 AM 1:26:42",scan_evt timeout
"24-08-2023 AM 1:26:42",scan_evt timeout
"24-08-2023 AM 1:26:42",scan_evt timeout
"24-08-2023 AM 1:26:42",scan_evt timeout
"24-08-2023 AM 1:26:42",scan_evt timeout
"24-08-2023 AM 1:26:42",scan_evt timeout
"24-08-2023 AM 1:26:42",scan_evt timeout
"24-08-2023 AM 1:26:42",scan_evt timeout
"24-08-2023 AM 1:26:42",scan_evt timeout
"24-08-2023 AM 1:26:42",scan_evt timeout
"24-08-2023 AM 1:26:42",scan_evt timeout
Let me know if anyone has any idea regaring this.

Re: Need help for scan_evt timeout error

Posted: Fri Aug 25, 2023 5:22 pm
by Ritesh
Hello ESP_Sprite and Espressif Team,

Hope you are doing well and everything is going well.

Would you please check and let me know in which scenarios we will get this kind of prints? Also will it create any impact due to this kind of prints?

Re: Need help for scan_evt timeout error

Posted: Mon Aug 28, 2023 3:03 am
by Ritesh
Hello Team,

Anyone has any updates regarding this issue or have faced this type of issues earlier? Because we have faced this issue few times where we are developing one Bluetooth and WiFi based product.

Let me know if need anything else from my end.

Re: Need help for scan_evt timeout error

Posted: Sat Nov 04, 2023 12:57 am
by florian-ats
Hello,

Which version of ESP-IDF are you using?

Re: Need help for scan_evt timeout error

Posted: Sun Nov 26, 2023 4:40 pm
by Ritesh
florian-ats wrote:
Sat Nov 04, 2023 12:57 am
Hello,

Which version of ESP-IDF are you using?
Hello,

We are using ESP32 IDF 5.0 Release but it seems like issue has been resolved from ESP32 Stack level and it has been released by Espressif team soon with details as well.

You can get more information from below thread which is ongoing.

https://github.com/espressif/esp-idf/issues/9384