How To Fix /SAPAPO/CURTO078 - Operation &1 activity &2 mode &3: Multiple calendar resources defined

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CURTO -

• Message number: 078

• Message text: Operation &1 activity &2 mode &3: Multiple calendar resources defined

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CURTO078 - Operation &1 activity &2 mode &3: Multiple calendar resources defined ?

  The SAP error message /SAPAPO/CURTO078 indicates that there are multiple calendar resources defined for a specific operation, activity, and mode in the Advanced Planning and Optimization (APO) module. This can lead to confusion in scheduling and resource allocation, as the system does not know which calendar to use for planning.
  Cause:
  The error typically arises due to one of the following reasons:
  
  Multiple Calendar Assignments: The operation/activity/mode combination has been assigned more than one calendar resource in the system.
  Configuration Issues: There may be a misconfiguration in the master data settings, where multiple calendars are inadvertently linked to the same resource.
  Data Inconsistencies: There could be inconsistencies in the master data or planning data that lead to the system recognizing multiple calendars for the same resource.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Resource Configuration:
  
  Go to the resource master data in the APO system.
  Verify the calendar assignments for the specific operation, activity, and mode.
  Ensure that only one calendar is assigned to the resource for that specific combination.
  
  
  
  Adjust Calendar Assignments:
  
  If multiple calendars are assigned, determine which calendar should be used and remove the unnecessary ones.
  You can do this in the resource master data settings or in the relevant planning book.
  
  
  
  Review Planning Data:
  
  Check the planning data for any inconsistencies that might lead to multiple calendar assignments.
  Ensure that the data is consistent across all relevant master data objects.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to this error message for any specific guidelines or updates that may apply to your version of SAP.
  
  
  
  Testing:
  
  After making changes, perform a test run to ensure that the error no longer occurs and that the planning process works as expected.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/RRP3 (Product View) or /SAPAPO/RES3 (Resource View) to analyze and modify resource settings.
  SAP Notes: Check for any relevant SAP Notes that might provide additional insights or patches related to this error.
  User Forums: Consider visiting SAP community forums or support channels for additional help from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the error and ensure that your planning processes run smoothly.