# I’m having trouble starting up an application: ios device

**URL:** <https://forum.katalon.com/t/i-m-having-trouble-starting-up-an-application-ios-device/35795>\
**Category:** Mobile Testing\
**Tags:** mobile-testing, katalon-studio\
**Created:** [November 5, 2019, 9:34am UTC](https://forum.katalon.com/t/i-m-having-trouble-starting-up-an-application-ios-device/35795 "2019-11-05T09:34:45Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Rattanaporn\_Yawong](https://dub1.discourse-cdn.com/katalon/user_avatar/forum.katalon.com/rattanaporn_yawong/32/16104_2.png) [@Rattanaporn\_Yawong](https://forum.katalon.com/u/Rattanaporn_Yawong)\
**Post date:** [November 5, 2019, 9:34am UTC](https://forum.katalon.com/t/i-m-having-trouble-starting-up-an-application-ios-device/35795/1 "2019-11-05T09:34:45Z")

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Hey Katalon community!

I’m having trouble starting up an application from the mobile recorder. Please help as I do not know what the issue is! I’ve pasted the system log below:

> java.util.concurrent.ExecutionException: org.openqa.selenium.SessionNotCreatedException: Unable to create a new remote session. Original error: unexpected end of stream on Connection{127.0.0.1:49580, proxy=DIRECT hostAddress=/127.0.0.1:49580 cipherSuite=none protocol=http/1.1}  
> Build info: version: ‘unknown’, revision: ‘unknown’, time: ‘unknown’  
> System info: host: ‘MacMiNis-Mac-mini.local’, ip: ‘192.xxx.x.xx’, os.name: ‘Mac OS X’, os.arch: ‘x86\_64’, os.version: ‘10.14.6’, java.version: ‘1.8.0\_181’  
> Driver info: driver.version: IOSDriver  
> at com.kms.katalon.composer.components.impl.dialogs.ProgressMonitorDialogWithThread.runAndWait(ProgressMonitorDialogWithThread.java:49)  
> at com.kms.katalon.composer.mobile.objectspy.components.MobileLocalAppComposite$12.run(MobileLocalAppComposite.java:474)  
> at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119)  
> Caused by: org.openqa.selenium.SessionNotCreatedException: Unable to create a new remote session. Original error: unexpected end of stream on Connection{127.0.0.1:49580, proxy=DIRECT hostAddress=/127.0.0.1:49580 cipherSuite=none protocol=http/1.1}  
> Build info: version: ‘unknown’, revision: ‘unknown’, time: ‘unknown’  
> System info: host: ‘MacMiNis-Mac-mini.local’, ip: ‘192.xxx.x.xxx’, os.name: ‘Mac OS X’, os.arch: ‘x86\_64’, os.version: ‘10.14.6’, java.version: ‘1.8.0\_181’  
> Driver info: driver.version: IOSDriver  
> at io.appium.java\_client.remote.AppiumCommandExecutor$1.createSession(AppiumCommandExecutor.java:208)  
> at io.appium.java\_client.remote.AppiumCommandExecutor.createSession(AppiumCommandExecutor.java:217)  
> at io.appium.java\_client.remote.AppiumCommandExecutor.execute(AppiumCommandExecutor.java:239)  
> at org.openqa.selenium.remote.RemoteWebDriver.execute(RemoteWebDriver.java:552)  
> at io.appium.java\_client.DefaultGenericMobileDriver.execute(DefaultGenericMobileDriver.java:42)  
> at io.appium.java\_client.AppiumDriver.execute(AppiumDriver.java:1)  
> at io.appium.java\_client.ios.IOSDriver.execute(IOSDriver.java:1)  
> at org.openqa.selenium.remote.RemoteWebDriver.startSession(RemoteWebDriver.java:213)  
> at org.openqa.selenium.remote.RemoteWebDriver.(RemoteWebDriver.java:131)  
> at io.appium.java\_client.DefaultGenericMobileDriver.(DefaultGenericMobileDriver.java:38)  
> at io.appium.java\_client.AppiumDriver.(AppiumDriver.java:84)  
> at io.appium.java\_client.ios.IOSDriver.(IOSDriver.java:85)  
> at com.kms.katalon.core.appium.driver.AppiumDriverManager.createMobileDriver(AppiumDriverManager.java:495)  
> at com.kms.katalon.core.appium.driver.AppiumDriverManager.createMobileDriver(AppiumDriverManager.java:479)  
> at com.kms.katalon.core.mobile.keyword.internal.MobileDriverFactory.startLocalMobileDriver(MobileDriverFactory.java:458)  
> at com.kms.katalon.composer.mobile.objectspy.dialog.MobileInspectorController.startMobileApp(MobileInspectorController.java:191)  
> at com.kms.katalon.composer.mobile.objectspy.components.MobileLocalAppComposite$12$1.call(MobileLocalAppComposite.java:479)  
> at com.kms.katalon.composer.components.impl.dialogs.ProgressMonitorDialogWithThread.startThreadAndWait(ProgressMonitorDialogWithThread.java:36)  
> at com.kms.katalon.composer.components.impl.dialogs.ProgressMonitorDialogWithThread.runAndWait(ProgressMonitorDialogWithThread.java:48)  
> … 2 more  
> Caused by: java.lang.reflect.InvocationTargetException  
> at io.appium.java\_client.remote.AppiumCommandExecutor$1.createSession(AppiumCommandExecutor.java:186)  
> … 20 more  
> Caused by: java.io.IOException: unexpected end of stream on Connection{127.0.0.1:49580, proxy=DIRECT hostAddress=/127.0.0.1:49580 cipherSuite=none protocol=http/1.1}  
> at okhttp3.internal.http1.Http1Codec.readResponseHeaders(Http1Codec.java:208)  
> at okhttp3.internal.http.CallServerInterceptor.intercept(CallServerInterceptor.java:88)  
> at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:147)  
> at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:121)  
> at org.openqa.selenium.remote.internal.OkHttpClient$Factory$1.lambda$createClient$1(OkHttpClient.java:152)  
> at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:147)  
> at okhttp3.internal.connection.ConnectInterceptor.intercept(ConnectInterceptor.java:45)  
> at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:147)  
> at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:121)  
> at okhttp3.internal.cache.CacheInterceptor.intercept(CacheInterceptor.java:93)  
> at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:147)  
> at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:121)  
> at okhttp3.internal.http.BridgeInterceptor.intercept(BridgeInterceptor.java:93)

**sorry if this is a duplicate question**