VARA.MULTI comparing two VARA.BACKEND's fails

Document ID : KB000087770
Last Modified Date : 14/04/2018
Show Technical Document Details
Issue:
Error Message :
U02000191 No valid command is specified with RunID '1107005'.

Using a VARA.MULTI (union/difference/intersection) causes the above error on usage or preview, where the sources are 2 dynamic backend variables.
 
The single backend VARAs work and can be previewed:
 
0EMb0000001UZ8A.png

As a workaround, VARA.STATIC can be used, by taking the result from the VARA.BACKEND and writing it to a VARA.STATIC before passing to the VARA.MULTI:
 
0EMb0000001UZ9r.png
Cause:
Cause type:
Defect
Root Cause: BACKEND variables do not work in MULTI variables. Using this MULTI variable results in error message.
Resolution:
This field was added on 30/03/2017. This article has not been updated yet. Refer to the "Description" or "Workaround" sections for solution information.

Fix Status: Released

Fix Version(s):
Automation Engine 11.2.2 - Available
Automation Engine 11.1.4 - Available
Additional Information:
Workaround :
Use a VARA.STATIC, taking the result from the VARA.BACKEND and writing it to a VARA.STATIC before passing it to the VARA.MULTI. Please see Description field for more info.
File Attachments:
workaround.png