MATLAB: Matlab R2016b on OSX Undefined function or variable ‘rmiml.visibleInToolstrip’

Can't seem to find an answer to this although it does seem to be quite a common problem

Here's the output from Ver

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MATLAB Version: 9.1.0.441655 (R2016b)

MATLAB License Number: ****

Operating System: Mac OS X Version: 10.11.6 Build: 15G1217

Java Version: Java 1.7.0_75-b13 with Oracle Corporation Java HotSpot™ 64-Bit Server VM mixed mode

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MATLAB Version 9.1 (R2016b)

Fixed-Point Designer Version 5.3 (R2016b)

Image Processing Toolbox Version 9.5 (R2016b)

Optimization Toolbox Version 7.5 (R2016b)

Undefined function or variable 'rmiml.visibleInToolstrip'.