How To Fix WRF_PRC_SCD442 - The time sequence of the start dates is incorrect

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_PRC_SCD - Purchasing Scheduling Seasonal Procurement

• Message number: 442

• Message text: The time sequence of the start dates is incorrect

What causes this issue?

A start date is earlier than the preceding start date.

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

System Response

Date calculation is terminated.

How to fix this error?

Check the start dates.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_PRC_SCD442 - The time sequence of the start dates is incorrect ?

  The SAP error message WRF_PRC_SCD442 indicates that there is an issue with the time sequence of start dates in the context of planning or scheduling in SAP's Advanced Planning and Optimization (APO) module, particularly in the context of the Supply Chain Management (SCM) functionality.
  Cause:
  This error typically arises when:
  
  Overlapping Dates: There are overlapping or conflicting start dates for different planning objects (like promotions, campaigns, or other time-sensitive data).
  Incorrect Data Entry: The start dates entered for certain planning objects are not in chronological order, meaning that a later date is set before an earlier date.
  Data Consistency Issues: There may be inconsistencies in the data that have not been resolved, leading to incorrect sequencing of dates.
  
  Solution:
  To resolve the WRF_PRC_SCD442 error, you can take the following steps:
  
  
  Check the Dates: Review the start dates of the planning objects involved. Ensure that they are in the correct chronological order and that there are no overlaps.
  
  
  Correct Data Entry: If you find any incorrect entries, update the start dates to ensure they follow a logical sequence.
  
  
  Data Consistency Check: Run consistency checks in the system to identify any other potential issues with the data that may be causing the error.
  
  
  Review Planning Objects: If the error is related to specific planning objects (like promotions), ensure that all related objects have valid and correctly sequenced dates.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific planning scenario you are working with for any additional guidelines or best practices.
  
  
  Testing: After making corrections, test the planning process again to ensure that the error does not reoccur.
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/SDP94 (for planning board) or /SAPAPO/MC90 (for planning book) to review and adjust the planning data.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  User Forums: Consider visiting SAP community forums or support channels for insights from other users who may have encountered and resolved similar issues.
  
  By following these steps, you should be able to identify and correct the underlying issue causing the WRF_PRC_SCD442 error in your SAP system.