How To Fix /SAPCND/GENERATOR222 - The number of index fields of secondary index &1 of &2 was limited

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPCND/GENERATOR -

• Message number: 222

• Message text: The number of index fields of secondary index &1 of &2 was limited

Self-Explanatory Message

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• What is the cause and solution for SAP error message /SAPCND/GENERATOR222 - The number of index fields of secondary index &1 of &2 was limited ?

  The SAP error message /SAPCND/GENERATOR222 indicates that there is an issue with the number of index fields defined for a secondary index in a database table. This error typically arises when the number of fields in the secondary index exceeds the allowed limit set by the system.
  Cause:
  
  Exceeding Field Limit: The primary cause of this error is that the secondary index you are trying to create or modify has more fields than the maximum allowed limit. In SAP, there are restrictions on the number of fields that can be included in a secondary index.
  Database Limitations: Different database systems (like Oracle, SQL Server, etc.) may have their own limitations regarding the number of columns in an index, which can also contribute to this error.
  
  Solution:
  
  Review Index Definition: Check the definition of the secondary index in question. You can do this by navigating to the Data Dictionary (SE11) and reviewing the index fields for the specified table.
  Reduce Number of Fields: If the number of fields exceeds the limit, you will need to reduce the number of fields in the secondary index. Consider which fields are essential for the index and remove any that are not necessary.
  Create Multiple Indexes: If you need to index multiple fields, consider creating multiple secondary indexes instead of one large index. This can help optimize performance while staying within the limits.
  Consult Documentation: Refer to the SAP documentation or the specific database documentation for the maximum number of fields allowed in an index. This will help you understand the constraints you are working with.
  Rebuild Index: After making changes, you may need to regenerate or rebuild the index to apply the changes.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like SE11 (Data Dictionary) to view and modify table definitions and indexes.
  Performance Considerations: While creating indexes can improve query performance, having too many indexes or overly complex indexes can lead to performance degradation during data modification operations (INSERT, UPDATE, DELETE).
  Database-Specific Limits: Be aware that different databases may have different limits on the number of fields in an index. Always check the specific database documentation for these limits.
  
  By following these steps, you should be able to resolve the error and successfully manage your secondary indexes in SAP.