How To Fix CNV_20700054 - No entry exist in table &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20700 - Material number conversion

• Message number: 054

• Message text: No entry exist in table &1

What causes this issue?

TMCNV is a standard table and entry must exist in this table when
executing the material number rename package.

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?

Check the table TMCNV .

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_20700054 - No entry exist in table &1 ?

  The SAP error message CNV_20700054: No entry exists in table &1 typically occurs during data migration or conversion processes, particularly when using SAP's Data Migration tools or during the execution of a conversion program. This error indicates that the system is trying to access a specific table (denoted by &1) but cannot find any entries in that table.
  Cause:
  
  Missing Data: The most common cause is that the table in question is empty or does not contain the expected entries. This could be due to incomplete data migration, incorrect data extraction, or issues during the data load process.
  Incorrect Configuration: There may be a configuration issue where the system is looking for data in the wrong table or expecting data that has not been populated.
  Data Mapping Issues: If the data mapping during the migration process is incorrect, it may lead to the system looking for data that does not exist.
  Program Logic: The program or transaction being executed may have logic that incorrectly assumes the presence of data in the specified table.
  
  Solution:
  
  Check Table Contents: Verify the contents of the table specified in the error message. Use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to check if the table is indeed empty.
  Data Migration Review: Review the data migration process to ensure that all necessary data has been extracted, transformed, and loaded correctly. Check logs for any errors during the migration.
  Configuration Verification: Ensure that the configuration settings are correct and that the system is pointing to the right tables and data sources.
  Data Mapping Validation: Validate the data mapping to ensure that the source data is correctly mapped to the target tables.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration or conversion process you are using. There may be specific instructions or known issues related to the error.
  Debugging: If you have access to the ABAP code, consider debugging the program to identify where the logic is failing and why it is expecting data in that table.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message. You can search for the error message or related keywords in the SAP Support Portal.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11, SE16, and ST22 (for dumps) to help diagnose the issue.
  Community Forums: Consider checking SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.