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

/RPM/ITEM121 - Overview

• 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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/RPM/ITEM121 - Details

• 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)