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How to fix the “Value cannot be null. Parameter name culture” error in Trados Studio

04 August 2026
About another error in Trados Studio

If you create a project in Trados Studio and when asking to see a preview of the file, it says that you are not cultured enough,
Value cannot be null. Parameter name: culture
—ignore it: the project will be created properly and everything will be fine. It’s only the preview that doesn’t work, most likely because the file contains some peculiar characters (for example, line breaks).