How To Fix /SAPAPO/PDEM221 - Error when checking order (item &2 in order &1)

/SAPAPO/PDEM221 - Overview

• Message type: E = Error

• Message class: /SAPAPO/PDEM -

• Message number: 221

• Message text: Error when checking order (item &2 in order &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/PDEM221 - Details

• The SAP error message /SAPAPO/PDEM221 typically occurs in the context of Advanced Planning and Optimization (APO) when there is an issue with checking an order in the system. This error message indicates that there is a problem with the order item specified in the message.
  
  Cause:
  The error can be caused by several factors, including but not limited to:
  
  Data Inconsistencies: There may be inconsistencies in the order data, such as missing or incorrect information related to the order item.
  Master Data Issues: The master data (like material master, location, or resource) associated with the order item may not be correctly set up or may be missing.
  Planning Parameters: Incorrect planning parameters or settings in the APO system can lead to issues when checking orders.
  Capacity Constraints: If there are capacity constraints that prevent the order from being processed, this error may occur.
  Order Status: The status of the order may not allow for the operation being