How To Fix /SAPAPO/RET_MESSAGES601 - No calendar determined for location &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RET_MESSAGES -

• Message number: 601

• Message text: No calendar determined for location &1

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/RET_MESSAGES601 - No calendar determined for location &1 ?

  The SAP error message /SAPAPO/RET_MESSAGES601 indicates that the system could not determine a calendar for the specified location (denoted as &1). This error typically occurs in the context of Advanced Planning and Optimization (APO) when the system is trying to perform operations that require a calendar, such as planning or scheduling.
  Cause:
  
  Missing Calendar Assignment: The location in question does not have a calendar assigned to it. This can happen if the location was created without a calendar or if the calendar was inadvertently removed.
  Incorrect Configuration: The configuration settings for the location may not be set up correctly, leading to the inability to find a valid calendar.
  Master Data Issues: There may be issues with the master data related to the location, such as missing or incomplete entries.
  Transport Issues: If the configuration was recently transported from another system, there may have been issues during the transport process that resulted in missing data.
  
  Solution:
  
  
  Assign a Calendar:
  
  Go to the location master data in the SAP system.
  Check the calendar assignment for the location. If no calendar is assigned, you will need to assign a valid calendar.
  You can do this in the transaction code /SAPAPO/LOC or through the relevant configuration settings in the SAP GUI.
  
  
  
  Check Configuration:
  
  Ensure that the configuration for the location is complete and correct. This includes checking the settings in the APO system and ensuring that all necessary data is filled out.
  
  
  
  Review Master Data:
  
  Verify that the master data for the location is complete and accurate. Look for any missing fields or incorrect entries that could be causing the issue.
  
  
  
  Transport Validation:
  
  If the issue arose after a transport, check the transport logs for any errors or warnings that might indicate what went wrong during the transport process.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to this error message for any additional insights or specific steps that may be required based on your system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/LOC for location master data and /SAPAPO/SCM for supply chain management settings.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Support: If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to resolve the error message and ensure that the location has a valid calendar assigned for planning and scheduling activities.