When generating Code using Embedded coder platform(ert.tlc C compiler with visual studio C++ 2010 support package ) Error showing unable to build tool

When generating Code using Embedded coder platform of mathworks (ert.tlc and C compiler,with visual studio C++ 2010 support package ) I am getting below Error showing unable to locate build tool and able to build code. unable to locate build tool "Microsoft visual c compiler":cl unable to locate build tool "Microsoft visual c Linker":link unable to locate build tool "Microsoft visual c++ compiler":cl unable to locate build tool "Microsoft visual c++ Linker":link unable to locate build tool "Microsoft visual c/c++ Archiever":lib unable to locate build tool "NMAKE utility":nmake Failed The code is getting generated but build is not happening. For Some of the models the code * BUILD as well as code generation is happening Suucessfully(Build does not show above error)* but some models the code is generating but code build is not happening.... Please let me know why the above error is encountered and how to fix the above issue......