Why does matlabpool take a long time to open?

While everything seems to work fine and validation completes, for some reason matlabpool takes a very long time to open. Is there a fix for this?

Answer 1

[MathWorks Support Team]

If MATLAB is encountering a licensing issue then this will cause matlabpool to start slowly. To resolve the issue with matlabpool, you need to resolve the issue with MATLAB's licensing. To troubleshoot startup issues caused by licensing, see this article:

https://www.mathworks.com/matlabcentral/answers/92566-why-does-matlab-get-stuck-in-the-initializing-or-busy-state-or-take-a-long-time-to-start