Unrecognized function or variable 'matlab.internal.addons.updates.fileexchangeaddon.getTypeFromPackageInfoUrl'. code example
Example: Unrecognized function or variable 'matlab.internal.addons.updates.fileexchangeaddon.getTypeFromPackageInfoUrl'.
This is the response MathWorks support:
"Our development team has been aware of this error message and it
will be fixed in MATLAB R2020a Update 4.
This error message won't affect your ability of using MATLAB,
so please ignore it for now."