How To Fix /SAPAPO/SCHED891 - DURATYPE = '&1', DURATION = '&2', TSTRID = '&3', TSTRID_DEP = '&4'

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/SCHED -

• Message number: 891

• Message text: DURATYPE = '&1', DURATION = '&2', TSTRID = '&3', TSTRID_DEP = '&4'

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/SCHED891 - DURATYPE = '&1', DURATION = '&2', TSTRID = '&3', TSTRID_DEP = '&4' ?

  The SAP error message /SAPAPO/SCHED891 typically relates to issues in the Advanced Planning and Optimization (APO) module, specifically in the scheduling of production or transportation tasks. The message indicates a problem with the duration type (DURATYPE), the duration value (DURATION), and the task IDs (TSTRID and TSTRID_DEP).
  Cause:
  
  Invalid Duration Type: The duration type specified (DURATYPE) may not be valid or recognized in the system.
  Inconsistent Duration: The duration value (DURATION) may not be appropriate for the specified duration type, leading to inconsistencies.
  Task Dependencies: The task IDs (TSTRID and TSTRID_DEP) may indicate a dependency issue where the dependent task cannot be scheduled due to the duration or type mismatch.
  Configuration Issues: There may be configuration issues in the APO system related to the scheduling parameters or master data.
  
  Solution:
  
  Check Duration Type: Verify that the duration type specified in the error message is valid and correctly configured in the system. You can do this by checking the configuration settings in the APO system.
  Validate Duration Value: Ensure that the duration value is appropriate for the specified duration type. This may involve checking the master data or the settings for the specific planning area.
  Review Task Dependencies: Investigate the task IDs mentioned in the error message to ensure that there are no issues with task dependencies. Make sure that the dependent task can be scheduled based on the current configuration.
  Configuration Review: Review the configuration settings in the APO system related to scheduling and ensure that they are set up correctly. This may involve checking the planning strategies, production versions, or other relevant settings.
  Consult Documentation: Refer to SAP documentation or notes related to the specific error message for additional insights or updates that may address the issue.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide fixes or workarounds for this specific error message.
  Transaction Codes: Use transaction codes like /SAPAPO/SDP94 (for planning) or /SAPAPO/SCM1 (for monitoring) to analyze the scheduling and planning data.
  Debugging: If you have access to development tools, consider debugging the scheduling process to identify the root cause of the error.
  Support: If the issue persists, consider reaching out to SAP support for assistance, providing them with the error details and any relevant configuration information.
  
  By following these steps, you should be able to identify and resolve the issue related to the /SAPAPO/SCHED891 error message.