How To Fix CRM_ERMS_CAT_MSG055 - Schema is currently changed by a different user; try again later

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_ERMS_CAT_MSG - Coherent Categorization - Messages

• Message number: 055

• Message text: Schema is currently changed by a different user; try again later

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_ERMS_CAT_MSG055 - Schema is currently changed by a different user; try again later ?

  The SAP error message CRM_ERMS_CAT_MSG055 indicates that the schema you are trying to access or modify is currently being changed by another user. This is a common issue in environments where multiple users are working on the same data or configuration simultaneously.
  Cause:
  
  Concurrent Access: Another user is currently making changes to the same schema or object in the CRM system.
  Lock Mechanism: SAP uses a locking mechanism to prevent data inconsistencies. When one user is editing a schema, it locks that schema for other users until the first user completes their changes.
  Long Transactions: If a user is taking a long time to complete their transaction, it can lead to this error for others trying to access the same schema.
  
  Solution:
  
  Wait and Retry: The simplest solution is to wait for a few moments and then try again. The lock will be released once the other user completes their transaction.
  Check Active Sessions: If you have access, check for active sessions or users who might be editing the schema. You can use transaction codes like SM12 (to view locks) or SM66 (to view active processes) to identify who is holding the lock.
  Communicate with Users: If you identify the user who is locking the schema, you can communicate with them to understand when they will finish their changes.
  Transaction Monitoring: If this issue occurs frequently, consider monitoring transaction times and user activities to identify any bottlenecks or long-running transactions.
  System Configuration: In some cases, it may be necessary to review the system configuration or user roles to ensure that users are not inadvertently locking resources for extended periods.
  
  Related Information:
  
  Lock Management: Understanding how SAP handles locks can help in troubleshooting similar issues. Locks are managed at the database level, and SAP provides various tools to monitor and manage them.
  User Training: Ensure that users are trained on how to properly manage their sessions and avoid long-running transactions that can lead to locks.
  Performance Tuning: If the system is frequently experiencing locking issues, it may be worth investigating performance tuning options to optimize transaction processing times.
  
  If the problem persists despite trying the above solutions, it may be necessary to involve your SAP Basis team or support for further investigation.