ESP8266 Community Forum

Hello, have you found the ways to fix this problem , i also have the same problem as you. Thanks so much!

CARPP wrote:Did anyone fix the problem that the esp8266 just prints a lot of exception on the console if the program was compiled and flashed with the SDK >= 2.0? My controller doesn't do what it is supposed to do it just prints a lot of fatal exceptions. Does anyone know how to fix this?

oezcanacar wrote:Hi,

that did not work for me. For the hello world sample I see a lot of garbage on the terminal. If I change the baud rate to 78600, this is seen:

Code: Select allchksum 0xcc
load 0x3ffe8380, len 332, room 4
tail 8
chksum 0xdd
csum 0xdd
rf_cal[0] !=0x05,is 0xFF

 ets Jan  8 2013,rst cause:2, boot mode:(3,6)

load 0x40100000, len 27304, room 16
tail 8
chksum 0x0a
load 0x3ffe8000, len 884, room 0
tail 4
chksum 0xcc
load 0x3ffe8380, len 332, room 4
tail 8
chksum 0xdd
csum 0xdd
rf_cal[0] !=0x05,is 0xFF

 ets Jan  8 2013,rst cause:2, boot mode:(3,6)

load 0x40100000, len 27304, room 16
tail 8
chksum 0x0a
load 0x3ffe8000, len 884, room 0
tail 4
chksum 0xcc
load 0x3ffe8380, len 332, room 4
tail 8
chksum 0xdd
csum 0xdd
rf_cal[0] !=0x05,is 0xFF

 ets Jan  8 2013,rst cause:2, boot mode:(3,6)

load 0x40100000, len 27304, room 16
tail 8
chksum 0x0a
load 0x3ffe8000, len 884, room 0
tail 4
chksum 0xcc
load 0x3ffe8380, len 332, room 4
tail 8
chksum 0xdd
csum 0xdd
rf_cal[0] !=0x05,is 0xFF



Any idea, how to eliminate this issue?

Thanks

Dear,
Have you solve your problem?

That cal error is familiar - did you flash the esp_init_data_default.bin in the right place?

davydnorris wrote:That cal error is familiar - did you flash the esp_init_data_default.bin in the right place?

Same error, can you explain were is the right place? Older versions it works fine just typing "make flash"
Thanks