Urgent ! Handle pop up dialog in mobile katalon

excuse me, i have a problem when i am handling pop up dialog/fragment…
this is my test script
import static com.kms.katalon.core.checkpoint.CheckpointFactory.findCheckpoint
import static com.kms.katalon.core.testcase.TestCaseFactory.findTestCase
import static com.kms.katalon.core.testdata.TestDataFactory.findTestData
import static com.kms.katalon.core.testobject.ObjectRepository.findTestObject
import com.kms.katalon.core.checkpoint.Checkpoint as Checkpoint
import com.kms.katalon.core.cucumber.keyword.CucumberBuiltinKeywords as CucumberKW
import com.kms.katalon.core.mobile.keyword.MobileBuiltInKeywords as Mobile
import com.kms.katalon.core.model.FailureHandling as FailureHandling
import com.kms.katalon.core.testcase.TestCase as TestCase
import com.kms.katalon.core.testdata.TestData as TestData
import com.kms.katalon.core.testobject.TestObject as TestObject
import com.kms.katalon.core.webservice.keyword.WSBuiltInKeywords as WS
import com.kms.katalon.core.webui.keyword.WebUiBuiltInKeywords as WebUI
import internal.GlobalVariable as GlobalVariable

Mobile.startApplication(‘C:\Users\User\Documents\Mobile Tesk Apk\mobile.android_2019-06-13.apk’, false)

‘waiting for object “forgot user”’
Mobile.waitForElementPresent(findTestObject(‘Explore/Dashboard/Login/android.widget.Button0 - Forgot User ID’), 0)

‘click object forgot user’
Mobile.tap(findTestObject(‘Explore/Dashboard/Forgot User/android.widget.Button0 - Forgot User ID’), 0)

‘waiting for object popup dialog/fragment’
Mobile.waitForElementPresent(findTestObject(‘Explore/Dashboard/Forgot User/android.view.View2’), 0)

‘click object popup dialog/fragment’
Mobile.tap(findTestObject(‘Explore/Dashboard/Forgot User/android.view.View2’), 0)

switch (account.toString()) {
case ‘NO’:
‘click button “NO”’
Mobile.tap(findTestObject(‘Explore/Dashboard/Forgot User/NO CIMB Acc/android.widget.Button0 - NO’), 0)
Mobile.delay(0, FailureHandling.STOP_ON_FAILURE)
‘click button “OK”’
Mobile.tap(findTestObject(‘Explore/Dashboard/Forgot User/NO CIMB Acc/android.widget.Button2 - OK’), 0)
break
case ‘YES’:
‘click button “YES”’
Mobile.tap(findTestObject(‘Explore/Dashboard/Forgot User/YES CIMB Acc/android.widget.Button1 - YES’), 0)


can anyone help me?
thank you very much