خطای Initializing Java preferences failed in matlabrc در متلب

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	Warning: Initializing Java preferences failed in matlabrc.
	This indicates a potentially serious problem in your MATLAB setup, which should be resolved as soon as possible. Error detected was:
	MATLAB:m_illegal_character
	Error: File: C:\Program Files\MATLAB\MATLAB Production Server\R2015a\toolbox\local\initprefs.m Line: 1 Column: 1
	The input character is not valid in MATLAB statements or expressions.
	> In matlabrc (line 118)
	>>