Hi @lauracoursera ,
could you share the how you uploaded the file to Databricks to get the error.
I have downloaded the file, went to Data Ingestion and clicked Create or modify table from file upload:
The preview worked:
If it does not work for you, show the content of Advanced attributes:
Also, what offering of Databricks are you using: Azure Datbricks, AWS Databricks or Databricks Community Edition?