Troubleshooting

Installation

Application is not working

If the application does not work, perform a clean uninstall and reinstall it. Please make sure to delete the folder below for a clean uninstall.

• MacOS : /Users/<user>/Library/Application Support/StarUML (Recommend to use AppCleaner)

• Windows : C:\Users\<user>\AppData\Roaming\StarUML.

• Linux : ~/.config/StarUML.

How to download previous versions?

You can download all the versions of StarUML from the Archive page.

License management

License is not activated

When the license cannot be activated, please check the following:

1. Check that the versions of the license and the installed StarUML are the same. (Check the version of the license in the License Manager, and the version of StarUML in About Dialog. You can download previous versions of StarUML from the Archive page)

2. Check your internet connection. (If there is no internet connection or external access is restricted due to company security policies, please try offline activation)

3. Check that you have entered the license key correctly.

4. Try to deactivate license for unused devices.

5. Try offline activation.

If you tried the above methods but still failed, please contact us with the information below attached.

• OS version

• StarUML version

• Your license key

• Your Device ID (Select Help > License Activation menu and click Copy Device ID)

• Dump (or screenshot) errors in console (Select Debug > Show Dev Tools menu and click Console tab)

How to deactivate license

To deactivate in the application:

1. Select Help > License Activation menu

2. Click Deactivate button.

To deactivate in License Manager:

1. Login to the License Manager with your email (The email address entered when purchasing the license).

2. Select Devices menu on the top.

3. Click Deactivate button on a particular device, or click Deactivate all devices button to deactivate all devices.

How to activate license in offline

1. Login to the License Manager with your email (The email address entered when purchasing the license).

2. Select Device menu on the top.

3. Select a license.

4. Follow the Offline activation guide shown below.

How to deactivate license in offline

1. Delete activation.key file from the below folder:

   • MacOS : /Users/<user>/Library/Application Support/StarUML

   • Windows : C:\Users\<user>\AppData\Roaming\StarUML.

   • Linux : ~/.config/StarUML.

2. Deactivate in License Manager.

I lost my license key

You can log in to the License Manager with your email to find all your license keys.