How To Fix ATP_SE028 - Requirement class &3 not available (&1, &2)

ATP_SE028 - Overview

• Message type: E = Error

• Message class: ATP_SE - Message class for ATP-Services

• Message number: 028

• Message text: Requirement class &3 not available (&1, &2)

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 ATP_SE028 - Requirement class &3 not available (&1, &2) ?

  The SAP error message ATP_SE028 indicates that there is an issue with the availability check for a specific requirement class in the Advanced Planning (ATP) module. The message typically states: "Requirement class &3 not available (&1, &2)," where &1 and &2 represent additional details about the context, and &3 is the requirement class that is not found.
  
  Cause:
  
  Missing Requirement Class: The requirement class specified in the error message does not exist in the system. This could be due to a configuration issue or because the requirement class has not been defined in the system.
  Incorrect Configuration: The requirement class may not be properly configured in the system, leading to it being unavailable for the ATP check.
  Transport Issues: If the requirement class was recently transported from another system, it may not have been transported correctly or completely.
  Authorization Issues: There may be authorization issues preventing access to the requirement class.
  
  
  Solution:
  
  
  Check Requirement Class Configuration:
  
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