Hi I am facing file not found exception

java.io.FileNotFoundException:
testData/ServiceSheet/SINV-11534/amlUpload.aml (No such file or directory)
The following exception occurred while evaluating fieldpath: : action="$runStager", Component: ariba.ui.testautomation.html.TestStagerForm@3001c9d5
The following exception occurred while evaluating fieldpath: : action="$action", Component: ariba.ui.widgets.TextButton@32dd0504
Meta Context: Context: (4 entries)
object : true
class : test.ariba.common.stager.CustomizationLoadStagers$CustomizationFileUploadParms ^
operation : edit
class_trait : fourZones ^
PropertyActivation…
operation : edit !
class_trait : fourZones
Props:
class_trait:fourZones;
class:${object.getClass().getName()};
Component Path:
a:GenericContainer(/home/cqrobotallhanauser/archive/deployments/personal_cqrobotallhanauser/buyer/SSP.2020.gDev-12131/./ariba/ui/aribaweb/core/AWGenericActionTag.awl:116)
AWGenericActionTag(/home/cqrobotallhanauser/archive/deployments/personal_cqrobotallhanauser/buyer/SSP.2020.gDev-12131/./ariba/ui/widgets/TextButton.awl:204)
TextButton(/home/cqrobotallhanauser/archive/deployments/personal_cqrobotallhanauser/buyer/SSP.2020.gDev-12131/./ariba/ui/testautomation/html/TestStagerForm.awl:24)

at java.io.FileInputStream.(FileInputStream.java:138)
Template Method Java File
FileInputStream.open0() java.io.Native Method
FileInputStream.open() java.io.FileInputStream.java:195
CustomizationLoadStagers.uploadCustomization() test.ariba.common.stager.CustomizationLoadStagers.java:76

java.io.FileNotFoundException:
java.lang.reflect.InvocationTargetException
Template Method Java File
NativeMethodAccessorImpl.invoke0() sun.reflect.Native Method
AnnotationUtil.invokeMethod() ariba.ui.aribaweb.test.AnnotationUtil.java:172

ariba.ui.aribaweb.util.AWGenericException:
java.lang.reflect.InvocationTargetException
Template Method Java File
AnnotationUtil.invokeMethod() ariba.ui.aribaweb.test.AnnotationUtil.java:178
AnnotationUtil.invokeMethod() ariba.ui.aribaweb.test.AnnotationUtil.java:164
AnnotationUtil.invokeMethod() ariba.ui.aribaweb.test.AnnotationUtil.java:138
TestLinkHolder.testStagerClick() ariba.ui.aribaweb.test.TestLinkHolder.java:509
TestStagerTask.run() ariba.ui.testautomation.html.TestStagerTask.java:41
TestSessionSetupImpl$BaseStagerRunnable.run() ariba.app.integrate.test.TestSessionSetupImpl.java:616
ThreadPool$PooledExecutor.run() ariba.util.core.ThreadPool.java:415
Thread.run() java.lang.Thread.java:745

The log you shared above has nothing to do with Katalon Studio. The guys in this Katalon Forum would not be capable to support you too much.

You should ask developers around you for help. Please find somebody who are skilled for test.ariba.common.stager.CustomizationLoadStagers and other classes.