On this page, you will find more information about the most common causes and most relevant solutions for the Netsuite error 'INVALID_FILE'. Do you need help straight away? Visit our support page.
The Oracle Corporation documentation indicates that error code 'INVALID_FILE' is caused by the following problem: "Verify that you have a valid file to upload.".
Do you think there is another cause for this error? Let others know in the comments.