FBDI Import Err-Import action mismatch between interface table columns and import process definition

Summary:

We are encountering an issue while trying to import data using the FBDI template. During the import process, we receive the following error message:

"You can't complete the import process because there is an import action mismatch between interface table columns and import process definition."

This occurs when the customer attempts to upload and import their updated FBDI sheet.

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What does this error typically indicate, and what is the root cause of the "import action mismatch"?

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Code Snippet (add any code snippets that support your topic, if applicable):