^CMake Error at defer_call_add_subdirectory.cmake:1 \(add_subdirectory\):
  Subdirectories may not be created during deferred execution.
Call Stack \(most recent call first\):
  CMakeLists.txt:DEFERRED
+
CMake Error at defer_call_add_subdirectory.cmake:2 \(subdirs\):
  Subdirectories may not be created during deferred execution.
Call Stack \(most recent call first\):
  CMakeLists.txt:DEFERRED$