No module named catkin.environment_cache (Windows)

[Lycanthropeus]

Hello everyone, I am getting this same error, but I am using Windows. After reading the discussion above, I couldn't figure out how to get rid of this error. I am a newbie at this, so could someone please help me with this issue?

--Using CATKIN_DEVEL_PREFIX: E:/trac_ik_git/trac_ik/trac_ik_csharp/build/devel
-- Using CMAKE_PREFIX_PATH: D:/Downloads/vcpkg-master/installed/x86-windows/debug;D:/Downloads/vcpkg-master/installed/x86-windows
-- Found PythonInterp: C:/Python27/python.exe (found version "2.7.18")
-- Using PYTHON_EXECUTABLE: C:/Python27/python.exe
-- Found PY_em: C:\Python27\lib\site-packages\em.pyc
-- Using empy: C:/Python27/lib/site-packages/em.pyc``
-- Using CATKIN_ENABLE_TESTING: ON
-- Call enable_testing()
-- Using CATKIN_TEST_RESULTS_DIR: E:/trac_ik_git/trac_ik/trac_ik_csharp/build/test_results
-- gtest not found, C++ tests can not be built. Please install the gtest headers globally in your system to enable gtests
-- nosetests not found, Python tests can not be run (try installing package 'python-nose')
-- catkin 0.7.24
-- BUILD_SHARED_LIBS is on
Traceback (most recent call last):
File "E:/trac_ik_git/trac_ik/trac_ik_csharp/build/catkin_generated/generate_cached_setup.py", line 20, in
from catkin.environment_cache import generate_environment_script
ImportError: No module named catkin.environment_cache
CMake Error at C:/opt/ros/melodic/x64/share/catkin/cmake/safe_execute_process.cmake:11 (message):
execute_process(C:/Python27/python.exe
returned error code 1
Call Stack (most recent call first):
C:/opt/ros/melodic/x64/share/catkin/cmake/all.cmake:208 (safe_execute_process)
C:/opt/ros/melodic/x64/share/catkin/cmake/catkinConfig.cmake:20 (include)
D:/Downloads/vcpkg-master/scripts/buildsystems/vcpkg.cmake:331 (_find_package)
CMakeLists.txt:17 (find_package)
CMakeLists.txt:17 (find_package)

-- Configuring incomplete, errors occurred!
See also "E:/trac_ik_git/trac_ik/trac_ik_csharp/build/CMakeFiles/CMakeOutput.log".**

_Originally posted by @XenophobiusLovegood in https://github.com/catkin/catkin_tools/issues/378#issuecomment-640402063_