Execution TSC from CMD problem

Katalon Studio 6.1.0 32b (Win10)
Hi, i have problem with execution of Test Suite Collection from command line. Could You help me, thanks. Milan

Delete folder: bin
Delete folder: Libs
Opening project file: C:\Bitbucket\JAT\ScheduledTasks\automatic-tests\JAT.prj
!SESSION 2019-04-02 18:06:57.565 -----------------------------------------------
eclipse.buildId=unknown
java.version=1.8.0_181
java.vendor=Oracle Corporation
BootLoader constants: OS=win32, ARCH=x86, WS=win32, NL=cs_CZ
Framework arguments: -runMode=console -projectPath=C:\Bitbucket\JAT\ScheduledTasks\automatic-tests\JAT.prj -retry=0 -testSuiteCollectionPath=Test Suites/CriticalScenarios/CriticalScenariosBank_AKCEPT
Command-line arguments: -os win32 -ws win32 -arch x86 -data config -runMode=console -consoleLog -projectPath=C:\Bitbucket\JAT\ScheduledTasks\automatic-tests\JAT.prj -retry=0 -testSuiteCollectionPath=Test Suites/CriticalScenarios/CriticalScenariosBank_AKCEPT

!ENTRY org.eclipse.core.resources 2 10035 2019-04-02 18:07:00.714
!MESSAGE The workspace exited with unsaved changes in the previous session; refreshing workspace to recover changes.
Starting Groovy-Eclipse compiler resolver. Specified compiler level: unspecified
169 2.4.7.xx-201611170128-e46 = ACTIVE
Generating global variables…
Parsing custom keywords…
Project ‘JAT’ opened
java.lang.NullPointerException
at com.kms.katalon.execution.launcher.TestSuiteCollectionConsoleLauncher.buildLauncher(TestSuiteCollectionConsoleLauncher.java:107)
at com.kms.katalon.execution.launcher.TestSuiteCollectionConsoleLauncher.buildSubLaunchers(TestSuiteCollectionConsoleLauncher.java:71)
at com.kms.katalon.execution.launcher.TestSuiteCollectionConsoleLauncher.newInstance(TestSuiteCollectionConsoleLauncher.java:53)
at com.kms.katalon.execution.console.entity.TestSuiteCollectionLauncherOptionParser.getConsoleLauncher(TestSuiteCollectionLauncherOptionParser.java:53)
at com.kms.katalon.execution.console.ConsoleExecutor.execute(ConsoleExecutor.java:75)
at com.kms.katalon.execution.console.ConsoleMain.launch(ConsoleMain.java:133)
at com.kms.katalon.console.application.Application.runConsole(Application.java:76)
at com.kms.katalon.core.application.Application.runConsole(Application.java:80)
at com.kms.katalon.core.application.Application.start(Application.java:63)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610)
at org.eclipse.equinox.launcher.Main.run(Main.java:1519)

EDIT:
Probably i found problem??

EDIT2:
In ts file TS exists

PROBLEM SOLVED:
I changed folder names of Test suites, but the changes were not reflected in Test Suites Collection.

hallo @Milan_Chalanek

sorry, i have same problem in katalon 7.3.5 … can you share the meaning “change folder names of test suites”…
that is like what?