How To Fix WRF_PRC_SCD411 - &1 &2 precedes &3 &4 - check the start dates

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_PRC_SCD - Purchasing Scheduling Seasonal Procurement

• Message number: 411

• Message text: &1 &2 precedes &3 &4 - check the start dates

What causes this issue?

The chronological sequence of calculated dates is violated by the
transferred start dates.

System Response

Date calculation is terminated.

How to fix this error?

Check the transferred start dates.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_PRC_SCD411 - &1 &2 precedes &3 &4 - check the start dates ?

  The SAP error message WRF_PRC_SCD411 typically relates to issues with the scheduling of products in the SAP system, particularly in the context of the SAP Advanced Planning and Optimization (APO) module or the SAP S/4HANA system. This error indicates that there is a conflict with the start dates of the planning elements or product versions.
  Cause:
  The error message WRF_PRC_SCD411 occurs when:
  
  The start date of one planning element (e.g., a product version or a forecast) precedes the start date of another planning element. This can happen if there are overlapping or conflicting time frames for the planning data.
  There may be inconsistencies in the master data or planning data that lead to this conflict.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Dates: Review the start dates of the planning elements mentioned in the error message. Ensure that the start dates are correctly set and do not overlap inappropriately.
  
  
  Adjust Planning Data: If you find that the start dates are incorrect, adjust them in the relevant master data or planning data records. This may involve:
  
  Changing the start date of the product version or forecast.
  Ensuring that the planning data is consistent across different elements.
  
  
  
  Review Product Versions: If the error involves product versions, check the versioning settings and ensure that they are correctly configured.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on managing planning data and resolving scheduling conflicts.
  
  
  Run Consistency Checks: Use SAP tools to run consistency checks on your planning data to identify and rectify any discrepancies.
  
  
  Contact Support: If the issue persists after checking and adjusting the data, consider reaching out to SAP support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/SDP94 (for planning book) or /SAPAPO/MC62 (for product view) to access and modify planning data.
  Master Data: Ensure that the master data for products, including the product hierarchy and planning parameters, is correctly maintained.
  Planning Books: Check the planning books and data views to ensure that they are set up correctly and that there are no conflicting entries.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.