How To Fix /SAPAPO/PDEM843 - Error while deleting datas from Demand history table in block &1

/SAPAPO/PDEM843 - Overview

• Message type: E = Error

• Message class: /SAPAPO/PDEM -

• Message number: 843

• Message text: Error while deleting datas from Demand history table in block &1

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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/SAPAPO/PDEM843 - Details

• The SAP error message /SAPAPO/PDEM843 typically indicates an issue encountered while attempting to delete data from the demand history table in the Advanced Planning and Optimization (APO) module. This error can arise due to various reasons, including data integrity issues, locks on the database, or configuration problems.
  Cause
  
  Data Integrity Issues: There may be inconsistencies or issues with the data in the demand history table that prevent deletion.
  Locks: The table or specific records may be locked by another process or user, preventing the deletion operation.
  
  Configuration Issues: There may be settings or configurations in the APO system that are not correctly set up, leading to this error.
  Authorization Issues: The user attempting to perform the deletion may not have the necessary authorizations to delete records from the demand history table.
  
  Solution
  
  Check for Locks: Use transaction codes like SM12 to check for any locks on the demand history table. If locks are found, you may need