Refer to the following MATLAB Answers by the community, to resolve the issue:
- https://www.mathworks.com/matlabcentral/answers/100496-why-do-i-receive-license-manager-error-8
- https://www.mathworks.com/matlabcentral/answers/100235-why-can-t-i-activate-matlab-or-start-the-network-license-manager-in-a-newer-linux-environment?#answer_109583
If the issue persist contact Mathworks Technical support. (https://www.mathworks.com/support/contact_us.html)
Hope this helps!
