Support Alerts

Tableau Product Notice

On August 1st, the Tableau development team updated the certificates for our Windows based product installers. This change may cause issues with installing specific versions of Tableau Products. To resolve, please install the latest maintenance version of the product you’re using here. For more details, please see this Knowledge Base article.

Product release and download

Tableau Prep 2020.3.1

We recommend using the newest maintenance release of this version, 2020.3.3, which contains additional fixes.

Download Tableau Prep 2020.3.3


Build number

20.31.20.0730.1414

Download Tableau Prep 2020.3.1

Release date

Tue, 11 August, 2020

Product support

Read more

Changes were applied to improve security. See ADV-2020-039 in Security Bulletins for more details.

Resolved Issues

Issue ID Description
1107080

A "Failure parsing AQL: No such column" error could occur after joining, pivoting, and then aggregating one of the resulting measure fields.

1096235

Tableau Prep Builder could show the wrong schema belonging to another data source.

1035444

When open for an extensive amount of time and logged in to Tableau Server, the product would sometimes become unresponsive.

1054052

Flow performance history would not display correctly when run before 00:00 UTC when relative date filter set for "Today" and Tableau Server set to non-UTC.

1122975

Selecting a join node sometimes resulted in the error "System error: java.lang.RuntimeException: java.lang.IllegalStateException: MUST have a valid name for a relation"

1103614

After a published data source was overwritten by Tableau Prep Builder, field names were sometimes garbled on the Lineage tab.

1054115

Flows based on Athena data sometimes output incorrect dates when run via the Command Line Interface.

1094896

Connecting to Oracle from Tableau Prep sometimes resulted in an "oci.dll not found" error.

1087658

Generating a random sample of Snowflake data failed with the error "System error: Unable to run input node"

1036775

Saving flow output sometimes failed unexpectedly due to an internal issue with field ordering.

1027371

Connecting to Tableau Server from Tableau Prep failed with a "Cannot connect to Tableau Server" error if a proxy exceptions list contained 1024 or more characters.

1111472

Tableau Prep Builder failed incremental refresh when the published extract is encrypted.


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