How To Fix CNV_PE881 - The number of selection criteria exceeds the limit; see longtext

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 881

• Message text: The number of selection criteria exceeds the limit; see longtext

What causes this issue?

The entered selections are converted into a table of logical
expressions, which exceeds the limit of 999 rows.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE881 - The number of selection criteria exceeds the limit; see longtext ?

  The SAP error message CNV_PE881 indicates that the number of selection criteria specified in a particular operation exceeds the allowed limit. This error typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools.
  Cause:
  
  Exceeding Limits: The error is triggered when the number of selection criteria (such as filters or conditions) you are trying to apply in a data selection or migration process exceeds the predefined limit set by SAP.
  Complex Queries: If you are trying to execute a complex query with multiple conditions, it may lead to this error.
  Configuration Issues: Sometimes, the configuration of the migration tool or the specific migration project may not be optimized, leading to excessive selection criteria.
  
  Solution:
  
  Reduce Selection Criteria: Review the selection criteria you are using and try to simplify them. Remove any unnecessary filters or combine similar conditions to reduce the total count.
  Batch Processing: If possible, break down the data migration into smaller batches with fewer selection criteria. This can help you stay within the limits.
  Check Documentation: Refer to the SAP documentation for the specific migration tool you are using to understand the limits and best practices for selection criteria.
  Consult SAP Notes: Look for relevant SAP Notes that may provide additional guidance or updates regarding this error. Sometimes, SAP releases patches or notes that address specific issues.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance. They may provide insights specific to your system configuration.
  
  Related Information:
  
  SAP Migration Cockpit: This tool is commonly used for data migration in SAP S/4HANA projects. Understanding its limitations and best practices can help avoid such errors.
  Performance Considerations: When working with large datasets, consider performance implications and optimize your queries to ensure efficient data processing.
  Error Logs: Check the error logs for more detailed information about the context in which the error occurred. This can provide clues on how to adjust your selection criteria.
  
  By following these steps, you should be able to resolve the CNV_PE881 error and proceed with your data migration or conversion tasks.