How To Fix /RPM/ITEM121 - Data base mismatch; likely cause is missing objects

SAP Error Message - Details

• Message type: E = Error

• Message class: /RPM/ITEM -

• Message number: 121

• Message text: Data base mismatch; likely cause is missing objects

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 /RPM/ITEM121 - Data base mismatch; likely cause is missing objects ?

  The SAP error message /RPM/ITEM121 Data base mismatch; likely cause is missing objects typically indicates that there is a discrepancy between the database objects expected by the SAP system and those that are actually present in the database. This can occur for several reasons, including:
  Causes:
  
  Missing Database Objects: Some database tables, views, or other objects that the system expects to find are missing. This can happen due to incomplete installations, failed upgrades, or manual deletions.
  Inconsistent Data Model: Changes in the data model (like adding or removing fields) that have not been properly reflected in the database can lead to mismatches.
  Transport Issues: If changes were transported from one system to another (e.g., from development to production) and the transport did not include all necessary objects, this error can occur.
  Database Corruption: In rare cases, database corruption can lead to missing or inaccessible objects.
  
  Solutions:
  
  Check for Missing Objects: Use transaction codes like SE11 (Data Dictionary) or SE14 (Database Utility) to check for the existence of the expected database objects. You can also compare the objects in the development and production systems.
  Recreate Missing Objects: If you identify missing objects, you may need to recreate them. This could involve running specific SAP programs or transactions that regenerate the necessary database structures.
  Transport Requests: If the issue is due to missing transports, ensure that all relevant transport requests have been imported correctly into the system.
  Database Consistency Check: Use transaction code SE14 to perform a consistency check on the database. This can help identify and fix inconsistencies.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that resolve the issue.
  System Refresh: If the issue persists and is critical, consider performing a system refresh or restore from a backup if feasible.
  
  Related Information:
  
  SAP Support: If you are unable to resolve the issue, consider reaching out to SAP Support for assistance. They can provide guidance based on the specific details of your system.
  Documentation: Review the documentation for the specific SAP module you are working with, as there may be specific guidelines for handling database mismatches.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  Always ensure that you have proper backups and a rollback plan before making changes to the database or system configurations.