How To Fix /SAPAPO/ATP_BOP307 - Maximum group size is smaller than the minimum group size

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/ATP_BOP -

• Message number: 307

• Message text: Maximum group size is smaller than the minimum group size

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/ATP_BOP307 - Maximum group size is smaller than the minimum group size ?

  The SAP error message /SAPAPO/ATP_BOP307 indicates that there is a configuration issue related to the group size settings in the Advanced Planning and Optimization (APO) module, specifically in the context of Available-to-Promise (ATP) checks. This error occurs when the maximum group size defined for a certain process is smaller than the minimum group size, which is logically inconsistent.
  Cause:
  
  Configuration Mismatch: The maximum group size is set to a value that is less than the minimum group size in the settings for the relevant planning area or product.
  Master Data Issues: The master data for the product or planning area may have incorrect settings that lead to this inconsistency.
  Planning Strategy: The planning strategy being used may have conflicting settings regarding group sizes.
  
  Solution:
  
  
  Check Configuration Settings:
  
  Navigate to the configuration settings for the relevant planning area in SAP APO.
  Verify the settings for minimum and maximum group sizes. Ensure that the maximum group size is greater than or equal to the minimum group size.
  Adjust the values accordingly to resolve the inconsistency.
  
  
  
  Review Master Data:
  
  Check the master data for the product in question. Look for any settings related to group sizes and ensure they are correctly defined.
  If necessary, update the master data to reflect the correct group size settings.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to ATP and group size settings for any additional guidance or best practices.
  
  
  
  Testing:
  
  After making the necessary adjustments, perform a test run to ensure that the error no longer occurs and that the ATP checks are functioning as expected.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists after checking the configuration and master data, consider reaching out to SAP support for further assistance. They may provide insights specific to your system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/MC62 (for planning area settings) or /SAPAPO/MC73 (for product master data) to access the relevant configuration settings.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Refer to the SAP Help Portal for detailed documentation on ATP configuration and best practices.
  
  By following these steps, you should be able to resolve the error message /SAPAPO/ATP_BOP307 and ensure that your ATP settings are correctly configured.