How To Fix GPDPEG672 - &1 -> loop PEGGING PASS &4

SAP Error Message - Details

• Message type: E = Error

• Message class: GPDPEG - A&D GPD message classed used by Pegging only

• Message number: 672

• Message text: &1 -> loop PEGGING PASS &4

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message GPDPEG672 - &1 -> loop PEGGING PASS &4 ?

  The SAP error message GPDPEG672 typically relates to issues in the pegging process within the SAP system, particularly in the context of production planning and control. This error indicates that there is a loop in the pegging pass, which can occur when the system is trying to allocate or peg requirements to supply but encounters a circular reference or an infinite loop.
  Cause:
  
  Circular Pegging: The most common cause of this error is a circular reference in the pegging relationships. This can happen if the system is trying to peg a requirement to a supply that is also dependent on that requirement, creating a loop.
  Incorrect Configuration: Misconfiguration in the material master data, production versions, or bill of materials (BOM) can lead to incorrect pegging logic.
  Data Integrity Issues: Inconsistent or corrupted data in the system can also lead to this error, especially if there are discrepancies in the inventory or production data.
  
  Solution:
  
  Analyze Pegging Relationships: Use transaction codes like MD04 (Stock/Requirements List) or MD05 (Individual Display of MRP List) to analyze the pegging relationships. Look for circular references in the pegging paths.
  Check Material Master and BOM: Review the material master data and BOM for the materials involved. Ensure that there are no incorrect dependencies or configurations that could lead to circular references.
  Adjust Planning Parameters: Sometimes, adjusting the planning parameters or settings in the MRP (Material Requirements Planning) configuration can help resolve the issue.
  Data Consistency Check: Run consistency checks on the data to ensure there are no discrepancies. This can include checking for orphaned records or inconsistencies in inventory levels.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MD04, MD05, and MD06 for analyzing stock and requirements.
  MRP Configuration: Understanding the MRP configuration and how pegging works in SAP can help in troubleshooting these types of errors.
  SAP Community: Engaging with the SAP Community or forums can provide insights from other users who may have encountered similar issues.
  
  If the problem persists after following these steps, it may be necessary to involve your SAP support team or consult with SAP directly for more in-depth troubleshooting.