Failed to load URL https://lo​calhost:31​515/toolbo​x/matlab/a​ddons/AddO​nExplorerL​auncher.ht​ml?

what should i do if something goes wrong like this :

Failed to load URL https://localhost:31515/toolbox/matlab/addons/AddOnExplorerLauncher.html?snc=Z9TWH3&explorerUrl=https%3A%2F%2Fwww.mathworks.com%2Fadd-ons%2Floading%3Fplatform%3DWin64%26language

Answer 1

[Walter Roberson]

Change your firewall settings to permit local communications on port 31515.

[maya akhriza]

How to?

[Walter Roberson]

http://www.tomshardware.com/faq/id-3114787/open-firewall-ports-windows.html

[Walter Roberson]

See also https://www.mathworks.com/matlabcentral/answers/382910-when-i-excute-my-model-it-always-give-me-this-massage-failed-to-load-url-https-localhost-31515-too