这个是怎么回事，有没有大佬帮忙解决一下。

xiepw

CMake Warning at C:/Program Files/CMake/share/cmake-3.20/Modules/FindOpenSceneGraph.cmake:171 (message):
  [ FindOpenSceneGraph.cmake:171 ] Failed to parse version number, please
  report this as a bug
Call Stack (most recent call first):
  CMakeLists.txt:263 (find_package)


CMake Error at C:/Program Files/CMake/share/cmake-3.20/Modules/FindPackageHandleStandardArgs.cmake:230 (message):
  Could NOT find OpenSceneGraph: Found unsuitable version "..", but required
  is at least "3.2.0" (found
  D:/FlightGear-Build/osg/include/osgText;D:/FlightGear-Build/osg/include/osgSim;D:/FlightGear-Build/osg/include/osgDB;D:/FlightGear-Build/osg/include/osgParticle;D:/FlightGear-Build/osg/include/osgGA;D:/FlightGear-Build/osg/include/osgViewer;D:/FlightGear-Build/osg/include/osgUtil;D:/FlightGear-Build/osg/include/osg;D:/FlightGear-Build/osg/include/OpenThreads)
Call Stack (most recent call first):
  C:/Program Files/CMake/share/cmake-3.20/Modules/FindPackageHandleStandardArgs.cmake:592 (_FPHSA_FAILURE_MESSAGE)
  C:/Program Files/CMake/share/cmake-3.20/Modules/FindOpenSceneGraph.cmake:226 (FIND_PACKAGE_HANDLE_STANDARD_ARGS)
  CMakeLists.txt:263 (find_package)