problem error code 8 invalid state i try different soluton but it doesn't woks

[lmouelo]

static app_gpiote_user_id_t m_example_user_id;

static void example_gpiote_event_handler(uint32_t event_pins_low_to_high, uint32_t event_pin_high_to_low);

static void gpiote(void){

nrf_gpio_cfg_output(7);
nrf_drv_gpiote_in_uninit(7);
nrf_drv_gpiote_init();


uint32_t low_to_high_bitmask = 0x00000100;
uint32_t high_to_low_bitmask = 0x00000100;
uint32_t retval ;

retval= app_gpiote_user_register(&m_example_user_id, &low_to_high_bitmask ,&high_to_low_bitmask,(app_gpiote_event_handler_t)example_gpiote_event_handler);

if(retval != NRF_SUCCESS){
NRF_LOG_INFO("echoue err_code=%d",retval);
}
else{
NRF_LOG_INFO("succes");

}

}

void example_gpiote_event_handler(uint32_t event_pins_low_to_high, uint32_t event_pin_high_to_low){
if(event_pins_low_to_high & 0x00000100){

NRF_LOG_INFO("succes");

}
if(event_pin_high_to_low & 0x00000100){

NRF_LOG_INFO("succes");

}

}

[Kenneth]

You have already an on-going case here: https://devzone.nordicsemi.com/f/nordic-q-a/35784/state-probleme-invalid-state-error-8 

Suggest you continue there.