Issue
When refreshing a Saleforce extract, the following error might occur:An error occurred while communicating with the data source.
EncodeReal: bad argument
EncodeReal: bad argument
Last Modified Date: 26 Mar 2018
Environment
- Tableau Desktop
- Salesforce.com data source
Resolution
Recreate the extract. For more information, see Creating an Extract.Cause
This error occurs when the data type of a column in the underlying data does not match the data type for that same column in the extract.Additional Information
The affected column as well as the expected and current data types can be found from reviewing the Tableau Desktop log files:ERROR encoding: Expected <data type1>, have <data type2>
ERROR encoding column: $ <column name>
ERROR encoding column: $ <column name>
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