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)
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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: Go to
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