KB-1377 Expression rule does not display results for webservicequery() in 17.2

Symptoms

In a 17.2 environment, when webservicequery() is used in a valid expression rule, the following response is returned:

WsResult (System Type)

Cause

This issue has been resolved via AN-86570 in Appian 17.2 Hotfix Package B and Appian 17.3.

Action

Apply the latest hotfix to your Appian installation or upgrade to the latest version of Appian.

Workaround

In order to view the values of the WsResult, a workaround is to index the .returnValue or evaluate the entire .returnValue.

Affected Versions

This article applies to Appian 17.2

Last Reviewed: August 2017