Skip to main content

Unable to log in or activate Katalon Studio

There are a few possible reasons why you are unable to log in or activate Katalon Studio. Refer to the following reasons and solutions below.

When you log in to Katalon Studio and encounter the following message: 
Mixing paid products and free Studio within an account is not permitted in our Terms of Use. Contact your Katalon Admin/Account Owner if you need to purchase a license.

This happens when you are a Katalon Studio free user who belongs to an Account with paid Katalon products, which is not permitted due to the Free Offerings term in Terms of Use. You then will be blocked from using free Katalon Studio.

Try one of the following solutions to resolve the issue:

  • If you need to continue to use Katalon Studio, contact your Organization Owner/Admin to assign you a paid KSE license.

  • If you no longer need to use Katalon Studio, you can stop using the free Studio license.

Contact our Customer Success Team at success@katalon.com for further assistance.

When you log in to Katalon Studio and encounter the following message:
Your trial has expired. Please ask your Administrator to assign a Katalon Studio Enterprise license or download the free package of Katalon Studio to continue.

This happens when your trial plan has expired but you are still using the Katalon Studio Enterprise edition.

Try one of the following solutions to resolve the issue:

  • Purchase a paid KSE license to continue using advanced features.

  • Download and install the Katalon Studio on the Katalon download page if you want to use Katalon Studio free version.

When you activate Katalon Studio and encounter the following message: 
You are using a legacy version of Katalon Studio. Please upgrade to the latest version to continue.

You are using the old version of Katalon Studio.

Download and install the latest version on Katalon download page. There are two types of the latest version:

  • The Katalon Studio edition is for free users.

  • The Katalon Studio Enterprise edition is for users who have a trial plan or a paid KSE license.

From Katalon Studio version 9.3.0 onwards, we provide a new login SAML approach. Upon clicking Log in from browsers, you are directed to a new URL with the local server 127.0.0.1. If you're in a highly secure environment, you might encounter issues with logging in.

To enable access, you need to request the IT team to whitelist port 127.0.0.1 to your proxy settings.