Element not found error is coming

[rohitkris]

Hello Team,

Today when i tried to run protractor , it error out for "element not found". But the same script worked till yesterday. Not sure abt reason for it. Please help me.

Package json
{
"name": "roundglassapp",
"version": "0.0.1",
"description": "",
"main": "index.js",
"author": "RK",
"license": "ISC",
"scripts": {
"tsc": "tsc",
"pretest": "npm run tsc",
"posttest": "allure serve",
"test": "protractor jsfiles/conf/conf.js",
"protractor": "./node_modules/.bin/protractor/built/cli.js",
"webdriver-update": "./node_modules/.bin/webdriver-manager update",
"debug": "node --inspect-brk ./node_modules/.bin/protractor asyncAwait/conf.js"
},
"dependencies": {
"@cucumber/cucumber": "~7.3.1",
"@types/jasmine": "~3.8.2",
"@types/jasminewd2": "~2.0.10",
"@types/node": "~16.6.0",
"allure-js-commons": "~1.3.1",
"jasmine": "~3.8.0",
"jasmine-allure-reporter": "~1.0.2",
"protractor": "~7.0.0",
"protractor-cucumber-framework": "~8.2.3",
"ts-node": "~10.2.0",
"typescript": "~4.3.5",
"allure-commandline": "~2.3.5",
"protractor-beautiful-reporter": "~1.3.6"
}
}

Class Code snippet -

export class objSignInBefore {

signin_button;username;btnlogin;pwd;out;closesigninpop:ElementFinder;

constructor(){
    // Loading elements by default
    this.signin_button = element(by.xpath('//span[contains(text(),\'Login\')]'));
    this.username = element(by.id('mat-input-0'));
    this.pwd = element((by.id('mat-input-1')));
    this.btnlogin = element(by.id('gtm-signin-email'));
}

// Functions Declaration

  fnVerifySiginIn(uid:string,pass:string) {
      this.signin_button.click();
      browser.wait(this.btnlogin.isPresent(), 4000);
      this.username.clear();
      this.username.sendKeys(uid);
      this.pwd.clear();
      this.pwd.sendKeys(pass)
      this.btnlogin.click().then(()=>{
          browser.sleep(3000);
      })
  }

}

// Test File Snippet

import {browser, by} from "protractor";
import {base} from "../data/base";
import {objSignInAfter} from "../pageobjects/objSignInAfter";
import {objSignInBefore} from "../pageobjects/objSignInBefore";
import {objGeneric} from "../pageobjects/objGeneric";

let signinobj = new objSignInBefore();
let signinobj2 = new objSignInAfter();
let gen = new objGeneric();
describe("Running test cases for sign in validation",()=>{

beforeAll(()  => {
    console.log("Execution started for Sign In test cases");
});

afterAll(()  => {
    console.log("Execution completed for Sign In test cases");
});

it("Verifying invalid sign in - Case 1",()=>{
         signinobj.fnVerifySiginIn(base.INVALIDUSERNAMET1, base.VALIDPASSWORD);
        // await expect(element(by.id(base.BTN_LOGIN)).isPresent()).toBe(false);
         expect(signinobj.btnlogin.isPresent()).toBe(true,"Test Case Failed");
        // expect(signinobj.fnClosingModal().isPresent()).toBe(true,"Test Case Failed");
         browser.refresh().then(()=>{
             browser.sleep(3000);
             console.log("Verifying invalid sign in - Case 1 - Verified Successfully")
         })
    }
)

it("Verifying invalid sign in - Case 2",()=>{
        signinobj.fnVerifySiginIn(base.VALIDUSERNAME, base.INVALIDPASSWORDT1);
        // await expect(element(by.id(base.BTN_LOGIN)).isPresent()).toBe(false);
        expect(signinobj.btnlogin.isPresent()).toBe(true, "Test Case Failed");
        browser.refresh().then(()=>{
            browser.sleep(3000);
            console.log("Verifying invalid sign in - Case 2 - Verified Successfully")
        })
    }
)

it("Verifying valid sign in",()=>{
         signinobj.fnVerifySiginIn(base.VALIDUSERNAME, base.VALIDPASSWORD);
        // await expect(element(by.id(base.BTN_LOGIN)).isPresent()).toBe(false);
         expect(signinobj.btnlogin.isPresent()).not.toBe(true, "Test Case Failed");
         expect(signinobj2.avatar.isPresent()).toBe(true, "Test Case Failed");
         expect(signinobj2.bell.isPresent()).toBe(true, "Test Case Failed");
         signinobj2.avatar.click();
    }
)

})

[StanislavKharchenko]

Please open you web application in browser and check that locator mentioned in exception is present