How To Fix CNV_00001156 - Empty tables:

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_00001 - Message class for CWB settings maintenance programs

• Message number: 156

• Message text: Empty tables:

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_00001156 - Empty tables: ?

  The SAP error message CNV_00001156 typically indicates that there are empty tables in the context of a data migration or conversion process. This error is often encountered during the execution of SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other conversion tools.
  Cause:
  The error message CNV_00001156 is triggered when the system detects that certain tables that are expected to contain data are empty. This can happen for several reasons, including:
  
  Data Extraction Issues: The data extraction process may not have been completed successfully, leading to empty tables.
  Incorrect Configuration: The configuration settings for the migration process may not be set up correctly, causing the system to not pull data from the source system.
  Data Filtering: Filters applied during the data selection process may inadvertently exclude all records, resulting in empty tables.
  Source System Issues: The source system may not have any data in the relevant tables, or the data may not have been migrated properly.
  
  Solution:
  To resolve the CNV_00001156 error, you can take the following steps:
  
  
  Check Data Extraction: Verify that the data extraction process has been completed successfully and that data exists in the source tables. You may need to re-run the extraction if there were issues.
  
  
  Review Configuration Settings: Ensure that the configuration settings for the migration process are correct. Check if the correct source system and tables are specified.
  
  
  Examine Filters: Review any filters applied during the data selection process. Make sure that they are not excluding all records unintentionally.
  
  
  Validate Source Data: Check the source system to confirm that the relevant tables contain data. If the source tables are empty, you will need to populate them with the necessary data before proceeding.
  
  
  Consult Logs: Look at the logs generated during the migration process for any additional error messages or warnings that could provide more context about the issue.
  
  
  Run Consistency Checks: If applicable, run consistency checks or validation tools provided by SAP to ensure that the data is in the expected format and structure.
  
  
  Seek SAP Support: If the issue persists after performing the above checks, consider reaching out to SAP support for further assistance. They may provide specific guidance based on your system configuration and the context of the error.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the official SAP documentation for the data migration tool you are using, as it may contain specific guidelines for handling empty tables.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the CNV_00001156 error and implement a solution to resolve it.