How To Fix GS491 - Choose at least one variable type

GS491 - Overview

• Message type: E = Error

• Message class: GS - Sets

• Message number: 491

• Message text: Choose at least one variable type

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

GS491 - Details

• The SAP error message GS491, which states "Choose at least one variable type," typically occurs in the context of reporting or data selection processes within SAP systems, particularly when working with queries or reports that require the selection of variables for filtering or data retrieval.
  
  Cause:
  The error arises when a user attempts to execute a report or query without selecting any variable types. Variable types are essential for defining the parameters of the data that will be retrieved or processed. This can happen if:
  
  The user has not selected any variables from the available options.
  The selection screen is incomplete or incorrectly configured.
  There is a misunderstanding of the required input fields.
  
  
  Solution:
  To resolve the GS491 error, follow these steps:
  
  
  Review the Selection Screen: Go back to the selection screen of the report or query and ensure that you have selected at least one variable type. This could include parameters like date ranges, customer IDs, material