Read reg error when trying to download

[MarsTechH]

When I was trying to download the program into a new module, it shows info likes

read reg error and close the com.

I switch to Running mode, and the AT firmware works OK. When will the "read reg error" shows?

[ESP_Faye]

Hi,

Please use Espressif official Flash Download Tool : http://bbs.espressif.com/viewtopic.php?f=57&p=1658#p1658.

If your problem is still unsolved, please provide the captured picture of Espressif Flash Download Tool while downloading.

Thanks for your interest in ESP8266 !