How To Fix RTCMMD087 - Material assignment & already assigned to node &

SAP Error Message - Details

• Message type: E = Error

• Message class: RTCMMD - Article Hierarchy

• Message number: 087

• Message text: Material assignment & already assigned to node &

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 RTCMMD087 - Material assignment & already assigned to node & ?

  The SAP error message RTCMMD087 typically indicates that there is an issue with the material assignment in the context of a project or a specific node in a project structure. This error usually arises when you attempt to assign a material to a node that is already assigned to another material or when there is a conflict in the assignment process.
  Cause:
  
  Duplicate Assignment: The material you are trying to assign is already assigned to another node in the project structure.
  Incorrect Node Selection: The node you are trying to assign the material to may not be valid for that material.
  Project Structure Issues: There may be inconsistencies or errors in the project structure that prevent the assignment.
  Authorization Issues: Lack of proper authorizations to make changes to the project structure or material assignments.
  
  Solution:
  
  Check Existing Assignments: Verify if the material is already assigned to another node. You can do this by checking the project structure or using transaction codes like CJ20N (Project Builder) to view the assignments.
  Reassign or Remove Existing Assignment: If the material is indeed assigned to another node and you want to reassign it, you may need to first remove the existing assignment before assigning it to the new node.
  Validate Node: Ensure that the node you are trying to assign the material to is valid and appropriate for that material.
  Review Project Structure: Check for any inconsistencies in the project structure that might be causing the issue. You may need to correct any errors in the project hierarchy.
  Check Authorizations: Ensure that you have the necessary authorizations to make changes to the project and material assignments. If not, contact your SAP administrator for assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CJ20N (Project Builder), CJ02 (Change Project), and CJ03 (Display Project) to manage project structures and material assignments.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for RTCMMD087 in the SAP Support Portal.
  Documentation: Review SAP documentation related to project management and material assignments for best practices and guidelines.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in project management within SAP.