MATLAB: The matlab is not working properly especially error comes in user input line like this:

error in inputMATLAB Compiler

Mex file entry point is missing. Please check the (case-sensitive) spelling of mexFunction (for C MEX-files), or the (case-insensitive) spelling of MEXFUNCTION (for FORTRAN MEX-files). Invalid MEX-file 'C:\WINDOWS\system32\input.dll': The specified module could not be found.
Error in a (line 4) x=input(prompt)
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