How To Fix /SAPAPO/SEQ518 - &1 RPM start explosion

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/SEQ -

• Message number: 518

• Message text: &1 RPM start explosion

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/SEQ518 - &1 RPM start explosion ?

  The SAP error message /SAPAPO/SEQ518 &1 RPM start explosion typically occurs in the context of SAP Advanced Planning and Optimization (APO), particularly when dealing with the Production Planning and Detailed Scheduling (PP/DS) module. This error is related to the planning run and indicates that there is an issue with the planning sequence or the way the planning run is being executed.
  Cause:
  
  Planning Sequence Issues: The error may arise if the planning sequence is not properly defined or if there are inconsistencies in the sequence settings.
  Data Inconsistencies: There may be issues with master data, such as incorrect or missing data for resources, products, or production versions.
  Resource Constraints: If the resources are not available or are over-allocated, it can lead to planning explosions.
  Configuration Errors: Incorrect configuration settings in the APO system can also lead to this error.
  
  Solution:
  
  Check Planning Sequence: Review the planning sequence configuration in the APO system. Ensure that all steps are correctly defined and that there are no missing or incorrect parameters.
  Validate Master Data: Ensure that all relevant master data (materials, resources, production versions) is correctly maintained and up to date. Check for any inconsistencies or missing entries.
  Resource Availability: Verify the availability of resources and check for any constraints that may be causing the planning run to fail. Adjust resource allocations if necessary.
  Review Configuration Settings: Check the configuration settings in the APO system to ensure they are correctly set up for the planning run you are trying to execute.
  Run Planning in Smaller Batches: If the planning run is too large, consider breaking it down into smaller batches to identify where the issue may be occurring.
  Consult SAP Notes: Look for any relevant SAP Notes that may address this specific error. SAP frequently releases updates and patches that can resolve known issues.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/SEQ to access the planning sequence settings or /SAPAPO/DP for demand planning.
  SAP Support: If the issue persists, consider reaching out to SAP support for assistance. Provide them with detailed information about the error, including any logs or screenshots.
  Documentation: Refer to the official SAP documentation for APO and PP/DS for more detailed guidance on planning sequences and troubleshooting.
  
  By following these steps, you should be able to identify and resolve the cause of the /SAPAPO/SEQ518 &1 RPM start explosion error in your SAP system.