Follow-up Comment #3, bug #20821 (project relax): Fix for bug #20821: (https://gna.org/bugs/?20821) Optimisation failure / round error on windows 64 bit For 64-bit Windows 7, with Compilation: Visual Studio Express 2012, Professional, for 64 bit compilation, the precision needed to be decreased by one decimal in the function: test_opt_constr_cd_mt_S2_0_970_te_2048_Rex_0_149 in C:WinPython27relax_disptest_suitesystem_testsmodel_free.py", line 1762. Patch attached with comments on machine precission The correction was: # S2 order parameter. if s2 != None: - self.assertAlmostEqual(spin.s2, s2, msg=mesg) + self.assertAlmostEqual(spin.s2, s2, places=6, msg=mesg) (file #18121) _______________________________________________________ Additional Item Attachment: File name: patch2 Size:17 KB _______________________________________________________ Reply to this item at: <http://gna.org/bugs/?20821> _______________________________________________ Message sent via/by Gna! http://gna.org/