How To Fix 0H456 - Locked key fields must be output

0H456 - Overview

• Message type: E = Error

• Message class: 0H - Hierarchy module

• Message number: 456

• Message text: Locked key fields must be output

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 0H456 - Locked key fields must be output ?

  The SAP error message 0H456 ("Locked key fields must be output") typically occurs in the context of data extraction or reporting, particularly when using SAP BW (Business Warehouse) or SAP BI (Business Intelligence). This error indicates that certain key fields that are locked for output are not being included in the data extraction or report output.
  
  Cause:
  The error is usually caused by one of the following reasons:
  
  Missing Key Fields: The key fields that are required for the output are not included in the data extraction or report definition.
  
  Configuration Issues: There may be a configuration issue in the InfoObject or InfoProvider that is preventing the key fields from being output.
  Data Source Settings: The settings in the data source may not be correctly configured to include the necessary key fields.
  Authorization Issues: Sometimes, authorization settings may restrict access to certain key fields, leading to this error.
  
  
  Solution:
  To resolve the error, you can take the following