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Try calling Perl ahead of your genBSDF call like Sarith is doing, or fix your Perl installation so that's not necessary.

Try calling Perl ahead of your genBSDF call like Sarith is doing, or fix your Perl installation so that's not necessary.

UPDATE 2018.06.19 As Nathaniel says, use the proper variable syntax for appending the existing PATH to your new PATH. But I would recommend you place these statements (setting PATH and RAYPATH) in your system setup, not in the batch file.

Try calling Perl ahead of your genBSDF call like Sarith is doing, or fix your Perl installation so that's not necessary.

UPDATE 2018.06.19 As Nathaniel says, use the proper variable syntax for appending the existing PATH to your new PATH. But I would recommend you place these statements (setting PATH and RAYPATH) in your system setup, not in the batch file.file. UPDATE 2018.06.21 NREL has issued a new set of installers, please try the Radiance 5.2.1 installer, available here.