How To Fix AQ904 - Target position is already occupied! Go to a different position

SAP Error Message - Details

• Message type: E = Error

• Message class: AQ - Message texts for SAP Query

• Message number: 904

• Message text: Target position is already occupied! Go to a different position

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message AQ904 - Target position is already occupied! Go to a different position ?

  The SAP error message AQ904 "Target position is already occupied! Go to a different position?" typically occurs in the context of SAP's Advanced Planning and Optimization (APO) or similar modules where you are trying to assign a resource, location, or other entity to a position that is already occupied by another entity.
  Cause:
  
  Resource Conflict: The target position you are trying to assign a resource to is already occupied by another resource or entity.
  Planning Data Issues: There may be inconsistencies in the planning data or master data that lead to this conflict.
  Incorrect Configuration: The configuration settings for the planning area or resource allocation may not be set up correctly, leading to conflicts.
  User Error: The user may be attempting to assign a resource to a position without checking its current occupancy status.
  
  Solution:
  
  Check Current Occupancy: Before assigning a resource, check the current occupancy of the target position. You can do this by reviewing the planning board or relevant transaction in SAP.
  Reassign or Release: If the position is occupied, consider reassigning the current occupant to a different position or releasing it if it is no longer needed.
  Adjust Planning Data: Review and adjust the planning data to ensure that there are no conflicts. This may involve checking the master data for resources, locations, or other entities.
  Use Alternative Positions: If the target position is occupied and cannot be released, consider using an alternative position that is available.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance related to the module you are working with.
  Contact Support: If the issue persists and you cannot resolve it, consider reaching out to your SAP support team or consulting with an SAP expert.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using transaction codes like /SAPAPO/SDP94 (for planning board) or others related to resource planning.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Roles and Permissions: Ensure that you have the necessary permissions to make changes to the planning data or resource assignments.
  Training and Documentation: Familiarize yourself with the relevant training materials or documentation for the specific SAP module you are using to better understand resource allocation and planning processes.
  
  By following these steps, you should be able to identify the cause of the AQ904 error and implement a suitable solution.