How To Fix REMMMN077 - Object &1 is already assigned to object &2 in period &3

SAP Error Message - Details

• Message type: E = Error

• Message class: REMMMN - Messages for Mandate Master Data

• Message number: 077

• Message text: Object &1 is already assigned to object &2 in period &3

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 REMMMN077 - Object &1 is already assigned to object &2 in period &3 ?

  The SAP error message REMMMN077 indicates that a specific object (e.g., a cost center, internal order, or project) is already assigned to another object in a specified period. This typically occurs in the context of controlling or project management modules where resources or costs are being allocated.
  Cause:
  The error arises when you attempt to assign an object (like a cost center or internal order) to another object (like a project or another cost center) during a period where it is already assigned to a different object. This can happen due to:
  
  Overlapping Assignments: The object is already linked to another object for the same time frame.
  Incorrect Configuration: There may be configuration issues in the assignment rules or settings.
  Data Entry Errors: Manual errors during data entry or during the execution of a transaction.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Current Assignments:
  
  Use transaction codes like KOB1 (for cost centers) or CJI3 (for projects) to check the current assignments of the object in question.
  Identify if the object is indeed assigned to another object during the specified period.
  
  
  
  Modify or Remove Existing Assignments:
  
  If the object is assigned to another object and you need to change it, you may need to remove the existing assignment first before making a new one.
  Ensure that the assignment you are trying to make is valid and does not conflict with existing assignments.
  
  
  
  Review Configuration:
  
  Check the configuration settings in the controlling module to ensure that the assignment rules are set up correctly.
  Consult with your SAP configuration team if necessary.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to the specific module you are working with for additional insights on handling assignments.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists and you cannot find a resolution, consider reaching out to SAP support for assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for managing assignments in SAP, such as KSB1 (for cost centers), CJI3 (for projects), and KO03 (for internal orders).
  SAP Notes: Check for any SAP Notes related to this error message for potential patches or updates that may address the issue.
  User Roles and Authorizations: Ensure that you have the necessary authorizations to make changes to the assignments in question.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.