Are you on Windows or Linux ? You may have multiple pyluxcoretools.exe/pyluxcoretools.zip: the fix is not in LuxCore (pyluxcore.pyd) but in pyluxcoretools python code.
Problem with scene export
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Please upload a testscene that allows developers to reproduce the problem, and attach some images.
Please upload a testscene that allows developers to reproduce the problem, and attach some images.