Use this forum to chat about hardware specific topics for the ESP8266 (peripherals, memory, clocks, JTAG, programming)

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By BeeGee
#83989
lumusislight wrote:Hi there,

I've the same issue. It looks like the Fatal exception error is happening only when user1.bin code is being executed. There may be something wrong with one of the eFuses perhaps?
Thanks.


Yes, one of the eFuses was most likely blown. Unrecoverable.
But after that I had never again that problem.