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ESP_ERROR_CHECK failed: esp_err_t 0x2 (ERROR) at 0x40220064
0x40220064: _esp_error_check_failed at C:/esp/ESP8266_RTOS_SDK/components/freertos/port/esp8266/panic.c:206

file: "wifi_app.c" line 539
func: wifi_softap_config
expression: esp_wifi_set_config(ESP_IF_WIFI_AP, &ap_config)
abort() was called at PC 0x40220067 on core 0
0x40220067: _esp_error_check_failed at C:/esp/ESP8266_RTOS_SDK/components/freertos/port/esp8266/panic.c:207

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static void wifi_app_event_handler_init(void){

	//Event loop for Wifi driver
	ESP_ERROR_CHECK(esp_event_loop_create_default());

	ESP_ERROR_CHECK(esp_event_handler_register(WIFI_EVENT, ESP_EVENT_ANY_ID, &wifi_app_event_handler, NULL));
	ESP_ERROR_CHECK(esp_event_handler_register(IP_EVENT, ESP_EVENT_ANY_ID, &wifi_app_event_handler, NULL));

}

static void wifi_ap_app_default_wifi_init(void)
{
	//Initialize TCPIP Stack
	tcpip_adapter_init();

	wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
	ESP_ERROR_CHECK(esp_wifi_init(&cfg));

}

static void wifi_softap_config(void)
{
	wifi_config_t ap_config =
	{
			.ap = {
					.ssid = WIFI_AP_SSID,
					.ssid_len = MAX_SSID_LENGTH,
					.password = WIFI_AP_PASSWORD,
					.channel = WIFI_AP_CHANNEL,
					.ssid_hidden = WIFI_AP_SSID_HIDDEN,
					.authmode = WIFI_AUTH_WPA2_PSK,
					.max_connection = WIFI_AP_MAX_CONNECTIONS,
					.beacon_interval = WIFI_AP_BEACON_INTERVAL,
			},
	};

	tcpip_adapter_ip_info_t ap_ip_info;
	memset(&ap_ip_info, 0x00, sizeof(ap_ip_info));
	tcpip_adapter_dhcpc_stop(TCPIP_ADAPTER_IF_AP);

	inet_pton(AF_INET, WIFI_AP_IP,&ap_ip_info.ip);
	inet_pton(AF_INET, WIFI_AP_GATEWAY, &ap_ip_info.gw);
	inet_pton(AF_INET, WIFI_AP_NETMASK, &ap_ip_info.netmask);
//
	tcpip_adapter_set_ip_info(TCPIP_ADAPTER_IF_AP, &ap_ip_info);
	tcpip_adapter_dhcpc_start(TCPIP_ADAPTER_IF_AP);

    ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_AP));
    ESP_ERROR_CHECK(esp_wifi_set_config(ESP_IF_WIFI_AP, &ap_config)); [b]// THIS LINE IS THROWING ERROR[/b]

}

static void wifi_ap_app_task(void *pvParameters)
{
	wifi_app_queue_message_t msg;

	EventBits_t eventBits;

	wifi_app_event_handler_init();
	wifi_ap_app_default_wifi_init();
	wifi_softap_config();

	ESP_ERROR_CHECK(esp_wifi_start());
	wifi_app_send_message(WIFI_AP_SERVER_START);
	while(1)

	{
		if (xQueueReceive(wifi_app_queue_handle, &msg, portMAX_DELAY))
		{
			switch(msg.wifi_message)
			{
			case WIFI_AP_SERVER_START:
				ESP_LOGI(TAG, "352 WIFI_AP_START");
				break;
			default:
				break;
			}

	}

	}

}

void wifi_ap_app_start(void)
{

	ESP_LOGI(TAG,"STARTING WIFI AP APP");

	esp_log_level_set("wifi", ESP_LOG_NONE);

	nvs_flash_init();

	//Initialize GPIO
	gpio_main();

	//CREATE MESSAGE QUEUE
	wifi_app_queue_handle = xQueueCreate(5,sizeof(wifi_app_queue_message_t));

	//Create wifi application event group
	wifi_app_event_group = xEventGroupCreate();
	xTaskCreate(&wifi_ap_app_task, "wifi_ap_app_task", 4096, NULL, 5, NULL);

}