# Why cant run the test?

**URL:** <https://forum.katalon.com/t/why-cant-run-the-test/56618>\
**Category:** Mobile Testing\
**Tags:** mobile-testing, katalon-studio\
**Created:** [July 15, 2021, 9:23am UTC](https://forum.katalon.com/t/why-cant-run-the-test/56618 "2021-07-15T09:23:48Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![adlanchosyiyar](https://dub1.discourse-cdn.com/katalon/user_avatar/forum.katalon.com/adlanchosyiyar/32/16104_2.png) [@adlanchosyiyar](https://forum.katalon.com/u/adlanchosyiyar)\
**Post date:** [July 15, 2021, 9:23am UTC](https://forum.katalon.com/t/why-cant-run-the-test/56618/1 "2021-07-15T09:23:48Z")

</div>

java.util.concurrent.ExecutionException: org.openqa.selenium.SessionNotCreatedException: Unable to create a new remote session. Please check the server log for more details. Original error: An unknown server-side error occurred while processing the command. Original error: Cannot verify the signature of ‘C:\Users\adlan.rochman\AppData\Roaming\npm\node\_modules\appium\node\_modules\appium-uiautomator2-server\apks\appium-uiautomator2-server-v4.21.1.apk’. Original error: Could not find ‘apksigner.jar’ in [“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\platform-tools\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\emulator\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\cmdline-tools\latest\bin\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\tools\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\tools\bin\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\build-tools\29.0.2\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\build-tools\29.0.2\lib\apksigner.jar”]. Do you have Android Build Tools installed at ‘C:\Users\adlan.rochman.katalon\tools\android\_sdk’?  
Build info: version: ‘unknown’, revision: ‘unknown’, time: ‘unknown’  
System info: host: ‘NBCNITQAJ9K’, ip: ‘10.11.1.187’, os.name: ‘Windows 10’, os.arch: ‘amd64’, os.version: ‘10.0’, java.version: ‘1.8.0\_282’  
Driver info: driver.version: SwipeableAndroidDriver  
remote stacktrace: UnknownError: An unknown server-side error occurred while processing the command. Original error: Cannot verify the signature of ‘C:\Users\adlan.rochman\AppData\Roaming\npm\node\_modules\appium\node\_modules\appium-uiautomator2-server\apks\appium-uiautomator2-server-v4.21.1.apk’. Original error: Could not find ‘apksigner.jar’ in [“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\platform-tools\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\emulator\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\cmdline-tools\latest\bin\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\tools\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\tools\bin\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\build-tools\29.0.2\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\build-tools\29.0.2\lib\apksigner.jar”]. Do you have Android Build Tools installed at ‘C:\Users\adlan.rochman.katalon\tools\android\_sdk’?  
at getResponseForW3CError (C:\Users\adlan.rochman\AppData\Roaming\npm\node\_modules\appium\node\_modules\appium-base-driver\lib\protocol\errors.js:804:9)  
at asyncHandler (C:\Users\adlan.rochman\AppData\Roaming\npm\node\_modules\appium\node\_modules\appium-base-driver\lib\protocol\protocol.js:380:37)  
Build info: version: ‘unknown’, revision: ‘unknown’, time: ‘unknown’  
System info: host: ‘NBCNITQAJ9K’, ip: ‘10.11.1.187’, os.name: ‘Windows 10’, os.arch: ‘amd64’, os.version: ‘10.0’, java.version: ‘1.8.0\_282’  
Driver info: driver.version: SwipeableAndroidDriver  
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:122)  
Caused by: org.openqa.selenium.SessionNotCreatedException: Unable to create a new remote session. Please check the server log for more details. Original error: An unknown server-side error occurred while processing the command. Original error: Cannot verify the signature of ‘C:\Users\adlan.rochman\AppData\Roaming\npm\node\_modules\appium\node\_modules\appium-uiautomator2-server\apks\appium-uiautomator2-server-v4.21.1.apk’. Original error: Could not find ‘apksigner.jar’ in [“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\platform-tools\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\emulator\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\cmdline-tools\latest\bin\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\tools\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\tools\bin\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\build-tools\29.0.2\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\build-tools\29.0.2\lib\apksigner.jar”]. Do you have Android Build Tools installed at ‘C:\Users\adlan.rochman.katalon\tools\android\_sdk’?  
Build info: version: ‘unknown’, revision: ‘unknown’, time: ‘unknown’  
System info: host: ‘NBCNITQAJ9K’, ip: ‘10.11.1.187’, os.name: ‘Windows 10’, os.arch: ‘amd64’, os.version: ‘10.0’, java.version: ‘1.8.0\_282’  
Driver info: driver.version: SwipeableAndroidDriver  
remote stacktrace: UnknownError: An unknown server-side error occurred while processing the command. Original error: Cannot verify the signature of ‘C:\Users\adlan.rochman\AppData\Roaming\npm\node\_modules\appium\node\_modules\appium-uiautomator2-server\apks\appium-uiautomator2-server-v4.21.1.apk’. Original error: Could not find ‘apksigner.jar’ in [“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\platform-tools\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\emulator\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\cmdline-tools\latest\bin\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\tools\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\tools\bin\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\build-tools\29.0.2\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\build-tools\29.0.2\lib\apksigner.jar”]. Do you have Android Build Tools installed at ‘C:\Users\adlan.rochman.katalon\tools\android\_sdk’?  
at getResponseForW3CError (C:\Users\adlan.rochman\AppData\Roaming\npm\node\_modules\appium\node\_modules\appium-base-driver\lib\protocol\errors.js:804:9)  
at asyncHandler (C:\Users\adlan.rochman\AppData\Roaming\npm\node\_modules\appium\node\_modules\appium-base-driver\lib\protocol\protocol.js:380:37)  
Build info: version: ‘unknown’, revision: ‘unknown’, time: ‘unknown’  
System info: host: ‘NBCNITQAJ9K’, ip: ‘10.11.1.187’, os.name: ‘Windows 10’, os.arch: ‘amd64’, os.version: ‘10.0’, java.version: ‘1.8.0\_282’  
Driver info: driver.version: SwipeableAndroidDriver  
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.android.AndroidDriver.execute(AndroidDriver.java:1)  
at com.kms.katalon.core.appium.driver.SwipeableAndroidDriver.execute(SwipeableAndroidDriver.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.android.AndroidDriver.(AndroidDriver.java:85)  
at com.kms.katalon.core.appium.driver.SwipeableAndroidDriver.(SwipeableAndroidDriver.java:24)  
at com.kms.katalon.core.appium.driver.AppiumDriverManager.createMobileDriver(AppiumDriverManager.java:498)  
at com.kms.katalon.core.appium.driver.AppiumDriverManager.createMobileDriver(AppiumDriverManager.java:480)  
at com.kms.katalon.core.mobile.keyword.internal.MobileDriverFactory.startLocalMobileDriver(MobileDriverFactory.java:539)  
at com.kms.katalon.composer.mobile.objectspy.dialog.MobileInspectorController.startMobileApp(MobileInspectorController.java:196)  
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)  
… 22 more  
Caused by: org.openqa.selenium.WebDriverException: An unknown server-side error occurred while processing the command. Original error: Cannot verify the signature of ‘C:\Users\adlan.rochman\AppData\Roaming\npm\node\_modules\appium\node\_modules\appium-uiautomator2-server\apks\appium-uiautomator2-server-v4.21.1.apk’. Original error: Could not find ‘apksigner.jar’ in [“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\platform-tools\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\emulator\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\cmdline-tools\latest\bin\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\tools\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\tools\bin\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\build-tools\29.0.2\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\build-tools\29.0.2\lib\apksigner.jar”]. Do you have Android Build Tools installed at ‘C:\Users\adlan.rochman.katalon\tools\android\_sdk’?  
Build info: version: ‘unknown’, revision: ‘unknown’, time: ‘unknown’  
System info: host: ‘NBCNITQAJ9K’, ip: ‘10.11.1.187’, os.name: ‘Windows 10’, os.arch: ‘amd64’, os.version: ‘10.0’, java.version: ‘1.8.0\_282’  
Driver info: driver.version: SwipeableAndroidDriver  
remote stacktrace: UnknownError: An unknown server-side error occurred while processing the command. Original error: Cannot verify the signature of ‘C:\Users\adlan.rochman\AppData\Roaming\npm\node\_modules\appium\node\_modules\appium-uiautomator2-server\apks\appium-uiautomator2-server-v4.21.1.apk’. Original error: Could not find ‘apksigner.jar’ in [“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\platform-tools\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\emulator\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\cmdline-tools\latest\bin\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\tools\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\tools\bin\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\build-tools\29.0.2\apksigner.jar”,“C:\Users\adlan.rochman\.katalon\tools\android\_sdk\build-tools\29.0.2\lib\apksigner.jar”]. Do you have Android Build Tools installed at ‘C:\Users\adlan.rochman.katalon\tools\android\_sdk’?  
at getResponseForW3CError (C:\Users\adlan.rochman\AppData\Roaming\npm\node\_modules\appium\node\_modules\appium-base-driver\lib\protocol\errors.js:804:9)  
at asyncHandler (C:\Users\adlan.rochman\AppData\Roaming\npm\node\_modules\appium\node\_modules\appium-base-driver\lib\protocol\protocol.js:380:37)  
at org.openqa.selenium.remote.W3CHandshakeResponse.lambda$errorHandler$0(W3CHandshakeResponse.java:62)  
at org.openqa.selenium.remote.HandshakeResponse.lambda$getResponseFunction$0(HandshakeResponse.java:30)  
at org.openqa.selenium.remote.ProtocolHandshake.lambda$createSession$0(ProtocolHandshake.java:126)  
at org.openqa.selenium.remote.ProtocolHandshake.createSession(ProtocolHandshake.java:128)  
… 23 more

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<div class="post-metadata">

**Author:** ![rufus.abioritsegbemi](https://dub1.discourse-cdn.com/katalon/user_avatar/forum.katalon.com/rufus.abioritsegbemi/32/16104_2.png) [@rufus.abioritsegbemi](https://forum.katalon.com/u/rufus.abioritsegbemi)\
**Post date:** [July 18, 2021, 6:36pm UTC](https://forum.katalon.com/t/why-cant-run-the-test/56618/2 "2021-07-18T18:36:18Z")

</div>

I am also having same error.

Will be glad to get positive feedback on this.

Thanks

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<div class="post-metadata">

**Author:** ![achmad.hidayat](https://dub1.discourse-cdn.com/katalon/user_avatar/forum.katalon.com/achmad.hidayat/32/16104_2.png) [@achmad.hidayat](https://forum.katalon.com/u/achmad.hidayat)\
**Post date:** [December 16, 2022, 9:14am UTC](https://forum.katalon.com/t/why-cant-run-the-test/56618/3 "2022-12-16T09:14:31Z")

</div>

I have the same error,

i hope get feedback from this