How To Fix REORRS040 - Not enough capacity on reservation object (capacity: &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: REORRS - Messages for Reservation

• Message number: 040

• Message text: Not enough capacity on reservation object (capacity: &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.

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

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message REORRS040 - Not enough capacity on reservation object (capacity: &1) ?

  The SAP error message REORRS040 indicates that there is not enough capacity available on a reservation object to fulfill a request. This typically occurs in the context of production planning, material requirements planning, or resource management within SAP.
  Cause:
  The error can be caused by several factors, including:
  
  Insufficient Capacity: The capacity of the resource (e.g., machine, labor) is not sufficient to handle the planned operations or reservations.
  Overlapping Reservations: There may be overlapping reservations or planned orders that are consuming the available capacity.
  Incorrect Configuration: The configuration of the capacity planning settings may not be aligned with the actual available resources.
  Capacity Planning Issues: The capacity planning may not have been updated to reflect current resource availability or changes in production schedules.
  
  Solution:
  To resolve the REORRS040 error, you can take the following steps:
  
  
  Check Capacity Availability:
  
  Go to the capacity planning transaction (e.g., CM01, CM21) and check the available capacity for the resource in question.
  Ensure that the capacity is correctly defined and that there are no unexpected reservations consuming it.
  
  
  
  Adjust Reservations:
  
  Review existing reservations and planned orders to see if they can be adjusted or rescheduled to free up capacity.
  If necessary, cancel or modify overlapping reservations.
  
  
  
  Increase Capacity:
  
  If feasible, consider increasing the capacity of the resource by adding shifts, increasing working hours, or adding additional resources.
  
  
  
  Review Configuration:
  
  Check the configuration settings for the resource in the SAP system to ensure they are set up correctly.
  Verify that the capacity planning parameters are appropriate for your production environment.
  
  
  
  Run Capacity Planning:
  
  Execute the capacity planning run (e.g., using transaction CM21) to recalculate the capacity requirements and availability.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for specific guidance related to capacity planning and reservations.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CM01 (Capacity Overview), CM21 (Capacity Planning), and COHV (Mass Processing of Production Orders).
  SAP Notes: Check for any SAP Notes related to capacity planning and the specific error message for additional troubleshooting steps or patches.
  User Roles: Ensure that you have the necessary authorizations to view and modify capacity-related data in the SAP system.
  
  By following these steps, you should be able to identify the root cause of the REORRS040 error and implement a solution to resolve it.