If the file uploaded to create the import is a sample, ensure Upload sample file? is set to No.
Setting this to Yes, will upload the sample file to the folder location ready for importing.
When finished, click 
The image below illustrates this.

If the file uploaded to create the import is a sample, ensure Upload sample file? is set to No.
Setting this to Yes, will upload the sample file to the folder location ready for importing.
When finished, click 
The image below illustrates this.

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