Can erase the whole chip but cannot download program into the nrf52832.

Can erase the whole chip but cannot download program into the nrf52832.https://devzone.nordicsemi.com/f/nordic-q-a/83802/can-erase-the-whole-chip-but-cannot-download-program-into-the-nrf52832Hi, I am unable to download my program and there's no detailed error messages, if any at all. Can someone please tell me what's going on? Load "C:\\projects\...\\nrf52832_xxaa.axf" Set JLink Project File to "C:\projects\...\JLinkSettings.ini" * JLinken-USTelligent Community 13Wed, 19 Jan 2022 08:13:57 GMTRE: Can erase the whole chip but cannot download program into the nrf52832.https://devzone.nordicsemi.com/thread/348421?ContentTypeID=1Wed, 19 Jan 2022 08:13:57 GMT137ad170-7792-4731-bb38-c0d22fbe4515:d4a6629a-cdf6-42d5-9b74-f9adb4b59274Håkon Alseth<p>Hi,</p> <p> </p> <p>Could you try to use "nrfjprog" to erase the device before programming it in Keil?</p> <p>This is done by calling:</p> <p>nrfjprog -e</p> <p> </p> <p>Kind regards,</p> <p>Håkon</p><div style="clear:both;"></div>