How To Fix /SAPAPO/SPPDRPSB020 - Release schedule lines (&1) cannot be copied (schedule line: &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/SPPDRPSB -

• Message number: 020

• Message text: Release schedule lines (&1) cannot be copied (schedule line: &2)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/SPPDRPSB020 - Release schedule lines (&1) cannot be copied (schedule line: &2) ?

  The SAP error message /SAPAPO/SPPDRPSB020 indicates that there is an issue with copying release schedule lines in the SAP Advanced Planning and Optimization (APO) module, specifically in the context of Demand Planning or Supply Network Planning. The error message typically includes two placeholders: &1 for the release schedule lines and &2 for the specific schedule line that is causing the issue.
  Cause
  The error can occur due to several reasons, including:
  
  Inconsistent Data: The release schedule lines may have inconsistent or missing data that prevents them from being copied.
  Locked Objects: The schedule line or related objects may be locked by another process or user, preventing the copy operation.
  Configuration Issues: There may be configuration settings in the APO system that are not set up correctly, leading to issues with copying schedule lines.
  Invalid Schedule Line: The specific schedule line referenced may not exist or may have been deleted or modified in a way that makes it invalid for copying.
  Authorization Issues: The user may not have the necessary authorizations to perform the copy operation.
  
  Solution
  To resolve the error, you can take the following steps:
  
  Check Data Consistency: Review the release schedule lines for any inconsistencies or missing information. Ensure that all required fields are populated correctly.
  Unlock Objects: If the schedule line or related objects are locked, check for any active processes or users that may be holding locks and resolve those conflicts.
  Review Configuration: Verify the configuration settings in the APO system related to release scheduling and ensure they are set up correctly.
  Validate Schedule Line: Confirm that the specific schedule line referenced in the error message exists and is valid. If it has been deleted or modified, you may need to recreate it.
  Check Authorizations: Ensure that the user attempting the operation has the necessary authorizations to copy release schedule lines.
  
  Related Information
  
  Transaction Codes: You may want to use transaction codes like /SAPAPO/RP (for release planning) or /SAPAPO/SDP94 (for demand planning) to investigate further.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Logs and Traces: Review system logs and traces for more detailed error information that may help identify the root cause.
  SAP Community: Consider searching or posting in the SAP Community forums for additional insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.