Matlab2022A license manager error -8

Error -8 in the Matlab2022A license manager indicates that the license manager was unable to connect to the license server. This error can occur due to a number of reasons such as:

1. The license file is invalid or corrupted
2. The license server is down or not running
3. The network connection between the license manager and the license server is disrupted or blocked by a firewall
4. The license manager is not configured properly

To resolve the error, you can try the following solutions:

1. Verify that the license file is valid and has not been corrupted
2. Check if the license server is running and accessible from the license manager machine
3. Ensure that the network connection between the license manager and the license server is not blocked by a firewall
4. Check if the license manager is configured properly and is pointing to the correct license server.

If none of the above solutions work, you may need to contact MathWorks support for further assistance.