System error upon publishing data source to Tableau Server when initializing RemoteSemanticService.
Failure evaluating to database error upon running the flow "Failure evaluating to database - No such column xxxx".
Dateparse function returns NULL, when UI is in a non-English language.
Some pivoted data is missing in GUI, sample limit dropped to 1M instead of the original 3M for Pivots.
Prep Builder crashes under AMD Ryzen 9 3900X CPU.
When adding multiple fields at once to the aggregate "Grouped Fields", the fields are not added or only one field displays as being added.
Cannot connect to SAP Hana view with multiple required variables in Prep Builder. Shows error "System error: Unable to run input node: Failure loading Data Source: value".
When trying to edit a calculated field with an IF ELSE calculation, part of the calculation is lost because the calculated field editor overwrites the existing text.
If 5 seconds is not enough for million of values to be indexed, the preview pane shows a wrong total count after publishing a new data role .
Tableau Prep 2019.2, 2018.3, and 2018.1 do not allow assigning the "\" character as column separator in text files. When it is entered into the custom separator box, the box disappears and the Other selection turns to Comma.
Tableau Prep will fail to output a file after the specific steps of splitting a column and then pivoting those columns from columns to rows. The error "Failure evaluating to database: ERROR: collation mismatch, use COLLATE statements to resolve" is displayed.
When running a flow where a step is using ISNULL and IIF functions that step fails and produces the error "Collation mismatch use collate statements to resolve".