ErnesTech | Machine-Learning Error: Message=Could not apply a map over type 'Single' to column 'YourOneHotEncodeColumn' since it has type 'String'

Question

ErnesTech | Machine-Learning Error: Message=Could not apply a map over type &#x27;Single&#x27; to column &#x27;YourOneHotEncodeColumn&#x27; since it has type &#x27;String&#x27;

Accepted Answer

Machine-Learning Error: Message=Could not apply a map over type 'Single' to column 'DrawDateEncoded' since it has type 'String'

Solution: Go to your DTO classes and change the type of the column from String to a Float. Keep on refactoring the code until there are no errors.

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