<div dir="ltr"><div><br></div><div> CMake Error at /usr/share/cmake/Modules/FindVTK.cmake:135 (MESSAGE):</div><div> VTK not found. Set the VTK_DIR cmake cache entry to the directory</div><div> containing VTKConfig.cmake. This is either the root of the build tree, or</div>
<div> PREFIX/lib/vtk for an installation. For VTK 4.0, this is the location of</div><div> UseVTK.cmake. This is either the root of the build tree or</div><div> PREFIX/include/vtk for an installation.</div><div> Call Stack (most recent call first):</div>
<div> CMakeLists.txt:6 (find_package)</div><div> </div><div>Whats the meaning of this Error ?????</div></div>