How To Fix /SAPAPO/SEQ101 - Restriction refers to shift &2 at &1, unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/SEQ -

• Message number: 101

• Message text: Restriction refers to shift &2 at &1, unknown

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/SEQ101 - Restriction refers to shift &2 at &1, unknown ?

  The SAP error message /SAPAPO/SEQ101 typically occurs in the context of Advanced Planning and Optimization (APO) when there is an issue with a restriction related to shifts in a production planning scenario. The error message indicates that the system is unable to recognize or find the specified shift in the context of the given planning object.
  Cause:
  
  Invalid Shift Definition: The shift referenced in the restriction may not be defined correctly in the system. This could be due to a missing or incorrectly configured shift in the shift calendar.
  Incorrect Planning Object: The planning object (e.g., a production resource or location) may not have the specified shift assigned to it.
  Data Inconsistency: There may be inconsistencies in the master data or planning data that lead to the system being unable to resolve the shift reference.
  Configuration Issues: The configuration settings for shifts and calendars in the APO system may not be set up correctly.
  
  Solution:
  
  Check Shift Definitions: Verify that the shift referenced in the error message is defined in the system. You can do this by navigating to the shift calendar settings in the APO system.
  Review Planning Object Settings: Ensure that the planning object (e.g., production resource) has the correct shifts assigned. You can check this in the master data settings for the relevant planning object.
  Data Consistency Check: Perform a consistency check on the master data and planning data to identify any discrepancies that may be causing the issue.
  Configuration Review: Review the configuration settings for shifts and calendars in the APO system to ensure they are set up correctly.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on managing shifts and restrictions in APO.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/SDP94 (for planning book) or /SAPAPO/MC62 (for shift definitions) to access relevant data.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide patches related to this error message.
  Support: If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to identify and resolve the issue related to the /SAPAPO/SEQ101 error message.