HTTP_UPDATE_FAILD Error

HTTP-Client][handleHeaderResponse] RX: 'HTTP/1.1 302 Found'
[HTTP-Client][handleHeaderResponse] RX: 'Date: Fri, 30 Aug 2019 08:57:11 GMT'
[HTTP-Client][handleHeaderResponse] RX: 'Server: Apache'
[HTTP-Client][handleHeaderResponse] RX: 'Location: https://xyz.co.in/ota/WIFI/WIFI.ino.bin'
[HTTP-Client][handleHeaderResponse] RX: 'Content-Length: 231'
[HTTP-Client][handleHeaderResponse] RX: 'Connection: close'
[HTTP-Client][handleHeaderResponse] RX: 'Content-Type: text/html; charset=iso-8859-1'
[HTTP-Client][handleHeaderResponse] RX: ''
[HTTP-Client][handleHeaderResponse] code: 302
[HTTP-Client][handleHeaderResponse] size: 231
[httpUpdate] Header read fin.
[httpUpdate] Server header:
[httpUpdate] - code: 302
[httpUpdate] - len: 231
[httpUpdate] ESP8266 info:
[httpUpdate] - free Space: 3866624
[httpUpdate] - current Sketch Size: 306560
[httpUpdate] HTTP Code is (302)
[HTTP-Client][end] still data in buffer (231), clean up.
[HTTP-Client][end] tcp stop
:ur 1
:del
HTTP_UPDATE_FAILD Error (-104): Wrong HTTP Code
pm open,type:2 0

why this error come in serial window(Arduino)ESP8266?

/**
httpUpdate.ino

*/

#include

#include
#include

#include
#include

#define USE_SERIAL Serial

#ifndef APSSID
#define APSSID "JioFi2_0FC2A2"
#define APPSK "rbmibqpqz5"
#endif

ESP8266WiFiMulti WiFiMulti;

void setup() {

USE_SERIAL.begin(115200);
// USE_SERIAL.setDebugOutput(true);

USE_SERIAL.println();
USE_SERIAL.println();
USE_SERIAL.println();

for (uint8_t t = 4; t > 0; t--) {
USE_SERIAL.printf("[SETUP] WAIT %d...\n", t);
USE_SERIAL.flush();
delay(1000);
}

WiFi.mode(WIFI_STA);
WiFiMulti.addAP(APSSID, APPSK);
// wait for WiFi connection
if ((WiFiMulti.run() == WL_CONNECTED)) {

WiFiClient client;

// The line below is optional. It can be used to blink the LED on the board during flashing
// The LED will be on during download of one buffer of data from the network. The LED will
// be off during writing that buffer to flash
// On a good connection the LED should flash regularly. On a bad connection the LED will be
// on much longer than it will be off. Other pins than LED_BUILTIN may be used. The second
// value is used to put the LED on. If the LED is on with HIGH, that value should be passed
ESPhttpUpdate.setLedPin(LED_BUILTIN, LOW);

t_httpUpdate_return ret = ESPhttpUpdate.update( "http://xyz.co.in/_ota/WIFI/WIFI.ino.bin");
// Or:
//t_httpUpdate_return ret = ESPhttpUpdate.update(client, "server", 80, "file.bin");

switch (ret) {
case HTTP_UPDATE_FAILED:
USE_SERIAL.printf("HTTP_UPDATE_FAILD Error (%d): %s\n", ESPhttpUpdate.getLastError(), ESPhttpUpdate.getLastErrorString().c_str());
break;

case HTTP_UPDATE_NO_UPDATES:
USE_SERIAL.println("HTTP_UPDATE_NO_UPDATES");
break;

case HTTP_UPDATE_OK:
USE_SERIAL.println("HTTP_UPDATE_OK");
break;
}
}

}

void loop() {

}