OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › Cannot compile the examples using “make” with Cygwin (no object file) › Re: Cannot compile the examples using “make” with Cygwin (no object file) March 16, 2016 at 3:25 pm #2287 mathiasKeymaster Please compile version 1 again after cleaning the build, i.e.rnrnmake cleanbuildrnmake cleanrnmake