1> [CMake] Downloading irrKlang from https://www.ambiera.at/downloads/irrKlang-64bit-1.6.0.zip ...
1> [CMake] CMake Error at C:/Program Files (x86)/Microsoft Visual Studio/2019/Community/Common7/IDE/CommonExtensions/Microsoft/CMake/CMake/share/cmake-3.20/Modules/ExternalProject.cmake:2771 (message):
1> [CMake] At least one entry of URL is a path (invalid in a list)
1> [CMake] Call Stack (most recent call first):
1> [CMake] C:/Program Files (x86)/Microsoft Visual Studio/2019/Community/Common7/IDE/CommonExtensions/Microsoft/CMake/CMake/share/cmake-3.20/Modules/ExternalProject.cmake:3681 (_ep_add_download_command)
1> [CMake] CMakeLists.txt:15 (ExternalProject_Add)
1> [CMake] -- Configuring incomplete, errors occurred!
1> [CMake] See also "D:/Programme/Orbiter/orbiter-git-schnepe2/out/build/windows-x64-debug/_deps/irrklang-subbuild/CMakeFiles/CMakeOutput.log".
1> [CMake]
1> [CMake] CMake Error at C:/Program Files (x86)/Microsoft Visual Studio/2019/Community/Common7/IDE/CommonExtensions/Microsoft/CMake/CMake/share/cmake-3.20/Modules/FetchContent.cmake:1000 (message):
1> [CMake] CMake step for irrklang failed: 1
1> [CMake] Call Stack (most recent call first):
1> [CMake] C:/Program Files (x86)/Microsoft Visual Studio/2019/Community/Common7/IDE/CommonExtensions/Microsoft/CMake/CMake/share/cmake-3.20/Modules/FetchContent.cmake:1141:EVAL:2 (__FetchContent_directPopulate)
1> [CMake] C:/Program Files (x86)/Microsoft Visual Studio/2019/Community/Common7/IDE/CommonExtensions/Microsoft/CMake/CMake/share/cmake-3.20/Modules/FetchContent.cmake:1141 (cmake_language)
1> [CMake] C:/Program Files (x86)/Microsoft Visual Studio/2019/Community/Common7/IDE/CommonExtensions/Microsoft/CMake/CMake/share/cmake-3.20/Modules/FetchContent.cmake:1184 (FetchContent_Populate)
1> [CMake] Sound/XRSound/CMakeLists.txt:20 (FetchContent_MakeAvailable)
1> [CMake] -- Configuring incomplete, errors occurred!