Cmake configuration fails for MSVC Desktop with QTC

Running C:\Qt_new_2.3.0\Tools\CMake_64\bin\cmake.exe -S C:/Qt_new_2.3.0/QtMCUs/2.3.0/examples/chess -B C:/Qt_new_2.3.0/QtMCUs/2.3.0/examples/build-chess-Qt_for_MCUs_2_3_Desktop_32bpp_MSVC-Debug "-DCMAKE_GENERATOR:STRING=Ninja" "-DCMAKE_BUILD_TYPE:STRING=Debug" "-DCMAKE_CXX_COMPILER:STRING=" "-DCMAKE_C_COMPILER:STRING=" "-DQUL_COLOR_DEPTH:STRING=32" "-DQUL_COMPILER_NAME:STRING=msvc" "-DQUL_GENERATORS:STRING=C:/Qt_new_2.3.0/QtMCUs/2.3.0/lib/cmake/Qul/QulGenerators.cmake" "-DQUL_PLATFORM:STRING=qt" "-DQul_ROOT:STRING=C:\Qt_new_2.3.0\QtMCUs\2.3.0" in C:\Qt_new_2.3.0\QtMCUs\2.3.0\examples\build-chess-Qt_for_MCUs_2_3_Desktop_32bpp_MSVC-Debug.
-- The C compiler identification is unknown
-- The CXX compiler identification is unknown
-- The ASM compiler identification is MSVC
-- Found assembler: C:/Program Files (x86)/Microsoft Visual Studio/2019/Professional/VC/Tools/MSVC/14.29.30133/bin/Hostx64/x64/cl.exe
CMake Error at CMakeLists.txt:3 (project):
  No CMAKE_C_COMPILER could be found.

  Tell CMake where to find the compiler by setting either the environment
  variable "CC" or the CMake cache entry CMAKE_C_COMPILER to the full path to
  the compiler, or to the compiler name if it is in the PATH.


CMake Error at CMakeLists.txt:3 (project):
  No CMAKE_CXX_COMPILER could be found.

  Tell CMake where to find the compiler by setting either the environment
  variable "CXX" or the CMake cache entry CMAKE_CXX_COMPILER to the full path
  to the compiler, or to the compiler name if it is in the PATH.


-- Configuring incomplete, errors occurred!
See also "C:/Qt_new_2.3.0/QtMCUs/2.3.0/examples/build-chess-Qt_for_MCUs_2_3_Desktop_32bpp_MSVC-Debug/CMakeFiles/CMakeOutput.log".
See also "C:/Qt_new_2.3.0/QtMCUs/2.3.0/examples/build-chess-Qt_for_MCUs_2_3_Desktop_32bpp_MSVC-Debug/CMakeFiles/CMakeError.log".
CMake process exited with exit code 1.

Elapsed time: 00:01.