ESP32 Forum

Hi
One of my esp32-wroom-32E device hit below issue.
Can someone help to tell what was wrong?
(The device was working yesterday, not sure what's wrong. it keep rebooting now).

rst:0x10 (RTCWDT_RTC_RESET),boot:0x17 (SPI_FAST_FLASH_BOOT)
configsip: 0, SPIWP:0xee
clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00
mode:DIO, clock div:2
load:0x3fff0030,len:528
load:0x40078000,len:12888
load:0x40080400,len:3180
0x40080400: _init at ??:?

csum err:0x5d!=0x2c
ets_main.c 384
ets Jul 29 2019 12:21:46

rst:0x10 (RTCWDT_RTC_RESET),boot:0x17 (SPI_FAST_FLASH_BOOT)
configsip: 0, SPIWP:0xee
clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00
mode:DIO, clock div:2
load:0x3fff0030,len:528
load:0x40078000,len:12888
load:0x40080400,len:3180
0x40080400: _init at ??:?

csum err:0x5d!=0x2c
ets_main.c 384
ets Jul 29 2019 12:21:46

rst:0x10 (RTCWDT_RTC_RESET),boot:0x17 (SPI_FAST_FLASH_BOOT)
configsip: 0, SPIWP:0xee
clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00
mode:DIO, clock div:2
load:0x3fff0030,len:528
load:0x40078000,len:12888
load:0x40080400,len:3180
0x40080400: _init at ??:?

csum err:0x5d!=0x2c
ets_main.c 384
ets Jul 29 2019 12:21:46

The device works after reflash application firmware.
But I'm wondering if this device is OK or something is already damaged?
Does "csum err" mean part of the hw is damaged?

Csum err generally means that the application in flash is corrupted somehow.