How To Fix AG818 - Some availability check results could not be displayed.

AG818 - Overview

• Message type: E = Error

• Message class: AG - Nachrichten ATP-Server

• Message number: 818

• Message text: Some availability check results could not be displayed.

What causes this issue?

Some of the checked items use Alternative-Based Confirmation (ABC)
functionality which led to a check result that can?t be displayed
without additional configuration.

System Response

The check result of the impacted items was not displayed. The
availability check, however, was executed normally and the confirmations
were taken over into the order.

How to fix this error?

Activate the Review Availability Check Result (RACR) functionality.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

AG818 - Details

• The SAP error message AG818, which states "Some availability check results could not be displayed," typically occurs during the availability check process in SAP, particularly in the context of sales orders, production orders, or stock transfer orders. This error indicates that the system was unable to retrieve or display all the relevant availability check results for the items in question.
  Causes:
  
  Data Inconsistency: There may be inconsistencies in the master data or transaction data that prevent the system from displaying the availability results.
  
  Configuration Issues: Incorrect configuration settings in the availability check settings (e.g., in the material master or in the sales order configuration) can lead to this error.
  Missing Stock Information: If the stock information is not updated or if there are issues with the stock levels in the system, it may lead to incomplete availability results.
  System Performance: In some cases, performance issues or timeouts during the availability check process can result in