Why am I getting Licensing error: -5,357 from simulink? R2015a

Unable to check out a Simulink license. Reason: 'License checkout failed.
License Manager Error -5
Cannot find a license for SR_SIMULINK.

Troubleshoot this issue by visiting:
http://www.mathworks.com/support/lme/R2015a/5

Diagnostic Information:
Feature: SR_SIMULINK
License path:
C:\Users\******\AppData\Roaming\MathWorks\MATLAB\R2015a_licenses\license_******_2418005_R2015a.lic;D:\Program
Files\MATLAB\R2015a\licenses\license.dat;D:\Program Files\MATLAB\R2015a\licenses\*.lic
Licensing error: -5,357.'

Answer 1

[Walter Roberson]

http://www.mathworks.com/help/mdce/troubleshoot-common-problems.html

For example you might have Simulink installed but not have a license to use it.