How To Fix DO660 - *Reservation of Mass Activator*(660-675)*********************************

SAP Error Message - Details

• Message type: E = Error

• Message class: DO - Dictionary: Mass activation of domains and data elements

• Message number: 660

• Message text: *Reservation of Mass Activator*(660-675)*********************************

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DO660 - *Reservation of Mass Activator*(660-675)********************************* ?

  The SAP error message DO660, which pertains to the "Reservation of Mass Activator," typically occurs in the context of mass processing activities in SAP, particularly when dealing with reservations for materials or resources. This error can arise due to various reasons, and understanding the cause is essential for finding an appropriate solution.
  Cause:
  
  Data Inconsistencies: The error may occur due to inconsistencies in the data related to the materials or resources being reserved.
  Lock Issues: If another process is currently using the same data, it may lead to locking issues, preventing the reservation from being processed.
  Configuration Issues: Incorrect configuration settings in the system related to mass activator functionality can lead to this error.
  Authorization Issues: The user may not have the necessary authorizations to perform the mass reservation.
  System Performance: If the system is under heavy load, it may not be able to process the mass reservation request in a timely manner.
  
  Solution:
  
  Check Data Consistency: Verify the data related to the materials or resources. Ensure that all necessary information is correctly entered and that there are no discrepancies.
  Release Locks: If the error is due to locking issues, check for any active sessions or processes that may be holding locks on the data. You may need to wait for those processes to complete or manually release the locks if appropriate.
  Review Configuration: Check the configuration settings related to the mass activator functionality. Ensure that they are set up correctly according to your business requirements.
  User Authorizations: Verify that the user attempting to perform the mass reservation has the necessary authorizations. If not, work with your SAP security team to grant the required permissions.
  System Performance: Monitor the system performance and check for any bottlenecks. If the system is under heavy load, consider scheduling mass processing activities during off-peak hours.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MB21 (Create Reservation) or MB22 (Change Reservation) to manage reservations effectively.
  SAP Notes: Check SAP Notes for any known issues or patches related to the DO660 error. SAP frequently releases updates that may address specific error messages.
  Documentation: Review SAP documentation related to mass processing and reservations for best practices and troubleshooting steps.
  Support: If the issue persists, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.
  
  By following these steps, you should be able to identify the cause of the DO660 error and implement a suitable solution.