With the additional information you supplied I was able to successfully run ctest. 100% tests passed, 0 tests failed out of 1 Yes, I am using a volume mask. -- View this message in context: http://vtk.1045678.n5.nabble.com/vtkTextureObject-bind-error-tp5744068p5744226.html Sent from the VTK - Users mailing list archive at Nabble.com.