Katalon License Activation failed

Hi,

I have purchased Katalon DevOps Runtime Engine but the katalon license activation failed.
What is the problem?

The error message during test execution:

Katalon workspace folder is set to default location: /tmp/session-dae711d9

Starting Groovy-Eclipse compiler resolver. Specified compiler level: unspecified

173 2.4.7.xx-201611170128-e46 = ACTIVE

INFO: Katalon Version: 7.2.1

INFO: Command-line arguments: -runMode=console -email=example@example.my -reportFolder=Reports -reportFileName=report -remoteWebDriverUrl=http://127.0.0.1:4444/wd/hub -remoteWebDriverType=Selenium -projectPath=<> -retry=0 -testSuiteCollectionPath=<> -apiKey=******

INFO: User working dir: /tmp/TEST

INFO: Error log: /tmp/session-dae711d9/.metadata/.log

INFO: Katalon TestOps server URL: https://analytics.katalon.com

INFO: Katalon Store server URL: https://store.katalon.com

INFO: User home: /home/qwe

INFO: Java vendor: Private Build

INFO: Java version: 1.8.0_242

INFO: Local OS: Linux 64bit

INFO: CPU load: 0%

INFO: Total memory: 16039 MB

INFO: Free memory: 1718 MB

INFO: Machine ID: 03ff0b849aa2f7e78a394aa89992024b

Activating…

Start activating offline…

Search for valid offline licenses in folder: /home/qwe/.katalon/license

The number of valid offline licenses: 0

Offline activation failed.

Start activating online…

Invalid license.

Trial license is only available for Katalon accounts registered with a business email.

Online activation for console mode failed.

Activation failed. Please make sure you are using a valid license.

All launchers terminated

The command line I used is:

/opt/katalon/Katalon_Studio_Engine_Linux/katalonc -runMode=console -email=example@example.my -reportFolder=“Reports” -reportFileName=“report” -remoteWebDriverUrl=“http://127.0.0.1:4444/wd/hub” -remoteWebDriverType=“Selenium” -projectPath="{$projectPath}" -retry=0 -testSuiteCollectionPath="{$testSuiteCollectionPath}" -apiKey=f83ab6f3-e4ac-4f38-8699-b4844a81fb8e