nRFConnect iOS APP failed to show passkey dialog with nRF52832

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I use nRFConnect iOS APP to pair nRF52832 device. But it failed to show passkey dialog.

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1817.minimal_log_button_led_power_adv_pairing.zip

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I have another question. nRFConnect iOS APP shows connected even if I enter wrong passkey (e.g. 111111).

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00> *** Booting Zephyr OS build v3.2.99-ncs2 ***
00> Starting button Test example
00> btInit() e
00> bt_passkey_set(123456)
00> _btReady(0) e
00> Bluetooth initialized
00> calling bt_le_adv_start() begin
00> calling bt_le_adv_start() end
00> _btReady(0) x
00> btInit() x
00> Starting button Test example
00> device_is_ready() ok
00> gpio_pin_configure_dt() ok
00> gpio_pin_interrupt_configure_dt() ok
00> Set up button at gpio@50000000 pin 27
00> button state=1
00> start a timer
00> Button pressed or released
00> Button pressed at 4064315
00> Connected 44:78:DB:9A:A4:3A (random)[00:02:22.595,245] <wrn> bt_l2cap: Ignoring data for unknown channel ID 0x003a
00> Passkey for 44:78:DB:9A:A4:3A (random): 123456Security failed: 44:78:DB:9A:A4:3A (random) level 1 err 1Pairing failed conn: 44:78:DB:9A:A4:3A (random), reason 1

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